BORG Parts Catalog 04.11.11 11:37 AM ページ H1

'04 BORG parts Catalog 04.11.11 11:37 AM ページ H1

Photo: Comet Hyakutake Borg 125EDF4 by Toshinari Tanaka BORG SERIES 2004 Parts Catalog

Photo: Orion Nebula BORG 100F4PH by Takayuki Hiroi '04 BORG parts Catalog 04.11.11 11:37 AM ページ H2

Photo : Sagittarius Region BORG 100F4 INDEX Takayuki Hiroi

7506 2" Holder SS·································8 Accessories Accessories 7507 M68.8 to M57AD··························9 Series 115 0000, 1000, 2000, 3000, 4000, 5000th General 7000th 8000th 7508 2" Holder S···································8 7509 2" Holder L ···································8 0034 6x30 Finder ································13 7000 35mm Camera Mount ··················7 7510 M60 to M57AD·····························9 8004 115 Tube 208mm·······················14 1401 Turret Holder ······························10 7004 ED F4 Super Reducer···················7 7511 1.25" to C Mount AD ··················14 8035 35mm Camera ADII ····················14 3101 Fork Mount·································13 7050 80 Tube 50mm···························12 7522 M57 to M36.4/42AD·····················9 8045 Super Reducer 6x7·····················12 3102 Attachment Block ·······················13 7080 Tube Band M······························12 7523 M57 to M42P1AD·························9 8069 100 6x9 Hood ····························14 3104 Balance Plate ·····························13 7081 Tube Cap ···································11 7524 M42P1 to M57/60AD ···················9 8116 M111 to M68.8AD······················14 3308 Tripod Stabilizer···························*2 7128 Mini BORG AD····························11 7525 M42P1 to M36.4/42P1AD ············9 8119 M111 to M89AD·························14 4013 WO13.5······································10 7129 80 Tube 124mm·························11 7526 M42P1 to C Mount AD ·················3 8149 115 Tube 149mm·······················14 4022 SWK22·······································10 7130 Front Focuser Set·······················11 7527 C Mount to M42P1AD ·················3 8167 4" Helical Focuser·························2 4048 101ED Aperture Stop ·················11 7200 Image Shifter ······························14 7528 M42P0.75 to M57AD····················9 8267 6x7 Multi AD·······························14 4049 125ED Aperture Stop ·················11 7202 M57 Drawtube····························10 7601 M57/60 Extension SS···················8 8317 Visual Drawtube··························14 4050 H-50···········································10 7267 Multi 6x7 Camera Mount ··············7 7602 M57/60 Extension S ·····················8 8335 115 Tube 335mm·······················14 4051 Visual Baffle Set··························11 7314 1.25" Eyepiece Holder SS···········10 7603 M57/60 Extension M ····················8 8380 115 Tube 380mm·······················14 4052 Visual Baffle 115mm ···················11 7315 Helical Focuser S··························2 7604 M57/60 Extension L ·····················8 8567 Pentax 67 AD ·······························7 4053 Visual Baffle 57mm ·····················11 7316 1.25" to M36.4AD·······················10 7749 Drawtube Holder ························*6 8645 Mamiya 645 AD····························7 4054 Visual Baffle 52mm ·····················11 7317 1.25" Eyepiece Holder ················10 7752 7x50 Finder ································13 8670 6x7 Flattener·······························12 4317 Eyepiece Focuser ·························2 7318 1.25" Diagonal····························14 7754 Drawtube DX ······························11 8750 115 Tube Finder Base ················14 4603 2.2x Barlow ································10 7320 Focuser Base ·····························10 7755 Finder Dovetail Base···················13 8782 Filter Ring 72-82mm ···················14 4604 Extension Tube···························10 7351 Rotating Ring······························14 7756 7x50 Finder Bracket ···················13 8916 Draw Tube Attachment···············14 4605 1.25" to .965"·····························10 7356 1.25" to M57/60AD ······················8 7757 M57 Helical Focuser ·····················2 4611 Plastic Extension Tube················10 7357 M57 Cap ····································11 7784 35mm Flattener 1.04x·················12 4801 Erecting Prism ····························10 7358 Desiccant Holder ························11 7786 3x Teleconverter ·························12 5001 Pentax S Mount····························7 7360 M43P0.75 to M57/60AD ··············9 7800 80 Tube 205mm·························*6 Others 5002 Pentax K Mount····························7 7361 M36.4 Cap ·································11 7801 M77.6 to M68.6AD·····················11 9000th 5003 Nikon Mount·································7 7362 M36.4 to M57/60AD·····················9 7835 Helical Focuser M ·························2 5004 Canon FD Mount ··························7 7364 M57 to M36.4AD··························9 7836 Turret AD····································10 5005 Canon EOS Mount ·······················7 7395 SD-2X···········································5 7837 Helical Focuser MDX·····················2 9791 EMS-S········································14 5006 Minolta MD Mount ························7 73951 SD-2X(A)·······································5 7838 Focuser Wheel······························2 9792 Solar Filter ··································11 5007 Minolta Mount···························7 73952 SD-2X(B) ······································5 7840 M42 Focuser S·····························3 9793 FeatherTouch Focuser················10 5008 Olympus Mount ····························7 7396 2" to 1.25"ADII····························10 7841 M42 Focuser L ·····························3 5009 Yashica / Contax Mount ···············7 7397 2" to 1.25"AD ·····························10 7842 M42 Focuser ································3 5010 Olympus E-1 Camera Mount ········7 7398 SD-2 Extension·····························5 7843 M42P1 to M49.8AD······················3 5403 Carrying Case P ·························14 7401 M57 to M28AD·····························5 7844 M42P1 to M39AD·························3 5501 Tube Holder································12 7402 M57 to M30AD·····························5 7845 M42 Extension SS ························3 5502 Adapter E ···································13 7403 M57 to M37AD·····························5 7846 M42 Extension S ··························3 5503 Holder + E ··································12 7404 M57 to M43AD·····························5 7847 M42 Extension M··························3 5504 Takahashi Screw ························13 7405 M57 to M52AD·····························5 7848 M42P1 to M34.5AD······················3 5602 Rear Cap····································11 7406 M57 to M55AD·····························5 7849 M34.5 to M40.5AD·······················3 5610 100 Cap ·····································11 7407 M57 to M58AD·····························5 7850 M39 to 1.25"AD····························3 5612 125 Cap ·····································11 7408 M57 to M49AD·····························5 7851 M36.4 to M42P1AD······················3 5665 50 Cap ·······································11 7410 SD-1X···········································5 7852 M42P1 to M39ADII ·······················3 5676 76 Cap ·······································11 74101 SD-1X(A)·······································5 7853 Elmar90/4 to M42P1AD················3 74102 SD-1X(B) ······································5 7854 Elmarit90/2.8 to M42P1AD···········3 7423 M42 to M36.4/42AD·····················9 7855 M42P0.75 to M42P1AD ···············9 7424 SCT to M57/60AD························9 7856 M42P1 to M42P0.75AD ···············9 7425 2" to M57/60AD ·························10 7857 M57 Helical Focuser ·····················2 7428 SCT to 7835/7837AD···················9 7858 M42 Extension SSS······················3 7430 M57 to M43AD·····························9 7885 Mini Reducer 0.85x·····················12 7457 M57 to M57AD·····························9 7901 M60 to M57/60AD(Vixen)··············8 7460 M60 to M60AD·····························9 7910 M47 to M57/60AD(Tak) ················8 7500 M6 Cap Screw ·····························8 7911 M56 to M57/60AD(Tak) ················8 7501 2" Holder SSII·······························8 7912 M72 to M57/60AD(Tak) ················8 7502 M57 to SCT AD ····························9 7913 M72 to M68.8AD(Tak) ··················8 7504 2" Holder SII ·································8 7920 M49.8 to M57AD························12 7505 2" Holder M ··································8 * Set Catalog

H2 '04 BORG parts Catalog 04.11.11 11:37 AM ページ 2

Helical Focusers

Photo : IC2377 BORG100F4 Atsuyuki Hiroi

A A B

A none 50µ B None 38 to 52mm B 50 to 60mm 22 to 32mm 60g 80g 50g A : 31.7mm (1.25˝ ) sleeve A : 31.7mm (1.25˝ ) sleeve, M42P0.75 Male A : M57P0.75 Female B : M36.4P1.0 Male B : M36.4P1.0 Male B : M57P0.75 Male [4317] Helical Focuser [7315] Helical Focuser S [7757] Low Profile M57 Helical Focuser S BORG´s most economical helical focuser and the only The deluxe version of model 4317, this non-rotating BORG´s shortest helical focuser, model 7757 works one with a rotating movement, model 4317 is useful helical focuser includes index marks on the outside of with a variety of adapters for a wide range of interface as a supplemental visual focuser that provides fine the barrel, which greatly facilitate focusing when options. Its short length is useful in accommodating ac- adjustment for a coarse rack-and-pinion focuser, or switching between CCD camera and eyepiece. In addi- cessories with long focus requirements, such as diago- eliminates the image shift common with standard SCT tion to visual use, this focuser also works well for fine fo- nals and binoviewers. This model is recommended for vi- focusers. This focuser attaches in front via a metric cusing of CCD cameras, digital still cameras and sual use only as its short length does not permit a focus M36.4P1.0 male thread or M35.8P0.75 female thread, video cameras. The front attachment is a metric lock screw. but inserts directly into a 1.25˝ eyepiece sleeve when M36.4P1.0 male thread, or a 1.25˝ eyepiece interface used with BORG adapter 7316 (which includes when used with adapter 7316 (which includes threads for threads for 1.25˝ eyepiece filters). 1.25˝ eyepiece filters). The rear attachment includes a T- thread for direct connection to SBIG CCD cameras.

A A A

100µ 80µ 80µ B 49 to 65mm B 63 to 82mm B 63 to 82mm 165g 320g 320g A : M57P0.75 Female, M60P0.75 A : M60P0.75 Male, M57P0.75 Female A : M60P0.75 Male, M57P0.75 Female B : M57P0.75 Male B : M68.8P0.75Male B : M68.8P0.75 Male [7857] M57 Helical Focuser [7835] Helical Focuser M [7837] Helical Focuser MDX A versatile front end interface (M57P0.75 male) allows This focuser is provided as standard with Series 80 A heavy-duty version of the 7835 focuser with three locking this focuser to be connected to a wide variety of scopes. BORG adapter 7428 allows this focuser to be screws. Operation is smoother even when supporting BORG accessories, including adapters (7901, 7910, attached to an SCT. heavy accessories such as cameras or binoviewers. 7911 and 7912) for third-party scopes, such as Vixen and Takahashi focuser sections. The internal diameter (47 mm) is wide enough to cover 35 mm format film. M57 Helical Focuser DX Coming Soon A

C8+[7428]+[7835]+ [7351]+[7000]+[5003]+ Nikon Camera Body

75µ 115 to 146mm 830g B A : M89P1.0 Male B : M95P1.0 Female [8167] Medium Format Helical Focuser [7838] Focuser M(DX) Wheel This is the largest focuser in the BORG helical focuser The wheel goes over focuser rings for smoother focus family, fully covering up to a 6x9 format film frame. It is adjustments and easier gripping when using gloves. recommended for use with Series 115 and 140 scopes.

Index Length Weight

2 '04 BORG parts Catalog 04.11.11 11:38 AM ページ 3

M42 Helical Focuser System

BORG´s M42 helical focusers let you use an M42 screw-mount lens as a macro lens with a 35mm SLR camera body. With additional parts, you can also use Nikkor EL and Leica L- mount lenses. Complete systems are detailed in the chart on page 4. EL Nikkor 50/2.8+[7844]+[7842]+[7843]+[5005]+ Canon EOS10D Body

Focusers These focusers are for an M42 screw-mount lens and a Pentax screw-mount camera body. For use with other lenses/camera bodies, additional parts are required (see chart on page 4).

A A A NEW

27-47mm 15-25mm 11-18mm 110g 80g B 60g B A : M42P1.0 Female B A : M42P1.0 Female A : M42P1.0 Female B : M42P1.0 Male B : M42P1.0 Male B : M42P1.0 Male [7841] M42 Helical Focuser L [7842] M42 Helical Focuser [7840] M42 Helical Focuser S Long travel (20mm) makes this focuser great for extreme Same as focuser 7841 but with lower profile and shorter Lowest-profile M42 focuser with shortest travel (7mm). close-ups, or for long focal length lenses such as travel (10mm). Leica L (requires adapter 7844).

Accessories for M42 Focusers

A B B B A A

A B B 1.5mm 1.5mm 6mm B 7mm A A A : M49.8P0.75 Male A : M39P1.0 Female, M42P1.0 Male A : C mount Male A : C mount Female A : M34.5P0.75 Male A : M34.5P0.75 Female B : M42P1.0 Female B : M42P1.0 Male B : M42P1.0 Female B : M42P1.0 Male B : M42P1.0 Male B : M40.5P0.75 Male [7843] [7844] [7526] [7527] [7848] [7849] M42P1 to M49.8 AD M42P1 to M39 AD M42P1 to C-Mount AD C-Mount to M42P1 AD M42P1 to M34.5 AD M34.5 to M40.5 AD Connects focusers to BORG Connects Leica L-mount Connects a C-mount camera Allows you to use a C-mount Connects a reversed Nikkor Connects a reversed Nikkor camera mounts [5002] to lenses or EL Nikkor enlarger to an M42 lens via focusers or lens (normally used with a EL 50/4 lens to focusers. (A EL lens (such as 40/4, 50/2.8, [5010]. lens to focusers. to BORG telescopes. video camera) with an M42P1 reversed EL enlarger lens can or 63/2.8) to focusers. Should camera body. be used as a high-resolution be used with adapter 7848 macro lens.) (M42P1 to M34.5AD).

B A NEW B B A A A A B A B 6mm 10mm 20mm 40mm A : M42P1.0 Femal A : M42P1.0 Female A : M42P1.0 Female A : M42P1.0 Female A : M39P0.75 Female B A : M36.4P1 Female B : M42P1.0 Male B : M42P1.0 Male B : M42P1.0 Male B : M42P1.0 Male B : 1.25˝ (31.7mm) barrel B : M42P1.0 Male [7858] [7845] [7846] [7847] [7850] [7851] M42 Extension Tube SSS M42 Extension Tube SS M42 Extension Tube S M42 Extension Tube M M39 to 1.25˝ AD M36.4 to M42P1 AD New shortest extension tube Short extension tube for fo- Medium extension tube for fo- Long extension tube for fo- Allows you to attach Leica or Converts front end of eyepiece for focusers. cusers. cusers. cusers. Nikkor EL lenses to eyepiece focusers 4317 and 7315 to M42 focusers such as 4317 and P1.0 male thread. 7315.

NEW NEW A A

A B

A : M42P1.0 Female B A : M42P1 Male A : M33P0.75 Female B B : M39P1.0 Male B : M33P0.75 Female B : M42P1 Male [7852] M42P1 to M39 AD-II [7853] Elmar 90/4 to M42 AD [7854] Elmarit 90/2.8 to M42 AD Allows Leica L-mount camera body to be attached to M42 Elmar 90/4 lens adapter. Elmarit 90/2.8 lens adapter. lenses.

Length Weight Light path

3 '04 BORG parts Catalog 04.11.11 11:38 AM ページ 4

M42 Helical Focuser System

Configuration Using Leica Elmarit 90/2.8 lens 1 with 35mm SLR camera Key Features of the M42 Helical Focuser System

The M42 system lets you use Leica´s popular Elmarit 90/2.8 lens with a 35mm camera to take shots from 1m •M42 screw mount lens creates close-up images to infinity. with bayonet interfaced 35mm SLR cameras.

•With M42P1 to M39 AD [7844], Leica Lens achieves close-up images with 35mm SLR cameras. Configuration: Nikon body + 5003 + 7843 + 7842 + 7854 + •With M42P1 to M39 AD [7844], Leica Elmar 50mm Elmarit90/2.8 front lens and 90mm lenses achieve close-up images.

•M42P1 to M39 AD [7844] turns EL Nikkor lens into close-up lens with 35mm SLR cameras. Configuration Using EL Nikkor high-resolution lens 2 as close-up lens •90mm/105mm/135mm enlarger lenses used with M42P1 to M39 AD [7844] + M42 Helical focuser S [7840] + M42 mount SLR camera gives focus range of The M42 system turns a non-focusing EL Nikkor lens in- macro to infinity. to a high-resolution close-up lens with precise focus adjustment. You can also attach a reversed EL Nikkor •With M42P1 to M34.5 AD [7848] and M34.5 to 40/4 or 63/2.8 lens by adding BORG parts 7848 + M40.5 AD [7849], reversed 40/50/63mm enlarger 7849. lenses work as 1x to 5x macro lenses.

Configuration: Nikon body + 5003 + 7843 + 7842 + 7844 + EL Nikkor lens SLR Camera Mount

M42 Helical Focuser System Chart

[7845] [7846] [7846] M42 EXtension SS M42 EXtension S M42 EXtension S

M42 Mount Lens [7852] Pentax S M42P1 to M39ADII Laica L Mount Body Practica These camera mounts allow the M42 helical focusers on page 3 to be used with non-M42 SLR camera bodies.

M39 Mount Lens [7844] M42 Mount EL Nikkor Part# Description M42P1 to M39AD [7842] Body Leica L M42 Focuser

[7841] M42 Focuser L [5002] Pentax K

[7840] EL Nikor Lens [Revarsed] M42 Focuser S 50/4 [7848] [5003] Nikon M34.5 to M34.5AD [7843] [500x] M42P1 to M49.8AD Borg CameraAD Bayonet Mount Body [5004] Canon FD

EL Nikor Lens [Revarsed] [7849] 40/4, 50/2.8, 63/2.8 M34.5 to M34.5AD [5005] Canon EOS

[5006] Minolta MD Elmar & Elmarit System Chart [5007] Minolta

[5008] Olympus Elmar 90/4 [7853] Front Assembly Elmar 90/4 to [5009] Yashica /Contax M42AD

[7842] [7843] [500x] Bayonet Mount M42 Focuser M42P1 to BORG CameraAD [5010] Olympus E-1 Body M48.8AD

Elmarit 90/2.8 [7854] Front Assembly Elmarit 90/2.8 to (See page 7 for detailed descriptions of these M42AD camera mounts.)

4 '04 BORG parts Catalog 04.11.11 11:38 AM ページ 5

Go Digital with Digi-BORG

Digital Cameras are more affordable, easier to use, and have better image quality than ever before. These accessories allow most popular digital imaging equipment to be used with BORG scopes.

Adapter Rings for Digital Camera / Video B B A

A : M28P0.75 Male B : M57P0.75 Male, B 52mm Filter A A [7401] M57 to M28AD Adapter for 28mm diameter threaded camera.

Length : 84mm Length : 87 to 111mm A Outer diam. : 65mm Outer diam. : 85mm Inner diam. : 53mm Inner diam. : 72mm Weight : 220g Weight : 440g A : M30P0.75 Male [7410] SD-1X 1.25˝ [7395] SD-2X 2˝ B : M57P0.75 Male, B Eyepiece Projection Adapter Eyepiece Projection Adapter 52mm Filter This versatile adapter lets you attach a digital still camera, This 2˝ version of the SD-1X adapter lets you attach a [7402] M57 to M30AD digital SLR camera, digital video camera, or film-based digital still camera, digital SLR camera, digital video Adapter for 30mm diameter threaded camera. SLR camera to a BORG scope. It consists of two sec- camera, or film-based SLR camera to a BORG scope. It tions: the "A" section that holds 1.25˝ eyepiece, and the "B" consists of two sections: the "A" section that holds the eye- A section that connects to the camera (via an adapter ring, piece, and the "B" section that connects to the camera (via

7401-7408). Special features include: an adapter ring, 7401-7408). Special features include: A : M37P0.75 Male B : M57P0.75 Male, B 52mm Filter * Two-piece construction allows easy switching between * First commercially available 2˝ adapter visual observing and imaging * Allows to use 4801 for erecting image [7403] M57 to M37AD * Rotating design allows adjustment of camera orientation * Two-piece construction allows easy switching between Adapter for 37mm diameter threaded camera. * Adjustable overall length (18mm total travel) lets you visual observing and imaging A vary the eyepiece-camera distance during afocal (eye- * Rotating design allows adjustment of camera orienta- piece projection) imaging, and provides enlarging ca- tion pability when using an SLR (without a camera lens) * Adjustable overall length (18mm total travel) lets you A : M43P0.75 Male B : M57P0.75 Male, B * Supports a wide range of telescopes and cameras (using vary the eyepiece-camera distance during afocal (eye- 52mm Filter optional BORG accessories) piece projection) imaging, and provides enlarging capa- [7404] M57 to M43AD * Can hold long eyepieces with optional extension tube bility when using an SLR (without a camera lens) Adapter for 43mm diameter threaded camera. * Supports a wide range of telescopes and cameras (using optional Borg accessories) * Can hold long eyepieces with optional extension tube A

[ ] [ ] 74101 SD-1X(A) 73951 SD-2X(A) A : M49P0.75 Male A Section A of SD-1X (eyepiece A Section A of SD-2X (eyepiece B : M57P0.75 Male, B 52mm Filter holder). holder). With multiple 74101s, you can With multiple 73951s, you can [7408] M57 to M49AD quickly switch a camera from quickly switch a camera from Adapter for 49mm diameter threaded camera. one telescope to another. one telescope to another. B B A

A : 31.7 Sleeve A : 50.8 Sleeve B : M57P0.75 Male, B : M57P0.75 Male, A : M52P0.75 Male 52mm Filter 52mm Filter B : M57P0.75 Male, B 52mm Filter [74102] SD-1X(B) [73952] SD-2X(B) [7405] M57 to M52AD Section B of SD-1X (camera Section B of SD-2X (camera Adapter for 52mm diameter threaded camera. adapter). adapter). With multiple 74102s, you can With multiple 73952s, you can A quickly switch between multiple quickly switch between multiple cameras on one telescope. cameras on one telescope. A A A : M55P0.75 Male B : M57P0.75 Male, B 52mm Filter [7406] M57 to M55AD A : M57P0.75 Female A : M57P0.75 Female Adapter for 55mm diameter threaded camera.

A A

A : M58P0.75 Male [7398] Extension Tube B : M57P0.75 Male, B 52mm Filter B for SD-2X [7407] M57 to M58 A : M77 P0.75 Female Allows you to use SD-2X with eye- B : M77 P0.75 Male, pieces that have a wide "head." Adapter for 58mm diameter threaded camera

5 '04 BORG parts Catalog 04.11.11 11:38 AM ページ 6

Eyepiece Projection Adapters

Compact Digital Camera Video Camera A digital camera paired with a BORG scope is called a Digi-BORG. A Digi-BORG system uses BORG´s SD-1X or SD-2X eyepiece projection adapter. These extremely versatile adapters allow you to use virtually any type of camera - 35mm film SLRs, digital SLRs, compact digital cameras, and video cameras -and accept all popular eyepiece sizes up to 2˝. They also let you quickly change be- BORG76EDSWII+ tween visual use and imaging. [7509]+[7410]+[7401]+ BORG76ED+[7509]+[7410]+[7405]+ Nikon COOLPIX990 Sony CCDTRV900

Adapter Rings for Digital Camera/Video Part # Description Cameras Digital SLRs Film SLRs Nikon Coolpix800, 900, 910, 990, 4500 Coolpix 880 with Nikon UR-E2 7401 M57 to M28AD Coolpix 885 with Nikon UR-E4 Coolpix 5000 with Nikon UR-E6

Sony PC1/2/3/5 7402 M57 to M30AD Sony TRV-8K/10/18k/22k/27/33k

Sony DSC-S50/S30/P50 Sony DCR/TRV Series (TRV8K/10: 7402, TRV900: 7405) Panasonic NV-GX7K BORG76ED+[7509]+[7410]+[7000]+[5005]+ BORG76ED+[7509]+[7410]+[7000]+[5003]+ 7403 M57 to M37AD Panasonic NV-GS5K with Kenko 30.5mm to 37mm AD Canon EOS10D Nikon FM JVC GR-DVL7/DVL700 Sharp VL-MR1 Canon Powershot 350 with a ring of 21mm to 37mm SD-1X, SD-2X System Chart Olympus CAMEDIA series with Olympus CLA-1 Olympus 1000L/1400L/1400XL/2500L Casio QV2800SX/8000SX 7404 M57 to M43AD Extension 1.25" to 0.965" Casio QV-2300UX/2400UX with Casio LU-8A tube 0.965"AD eyepiece Canon G2 with Hakuba 46.5mm to 43mm adapter [4604] [4605] Panasonic NV-DJ100 Short screws BORG telescopes [74009] Olympus E-100RS, C-2100UZ 7408 M57 to M49AD Minolta Dimage 7/7i/7Hi

Sony VX-1/700/1000/9000, TRV900, SD-1X(A) 1.25" SD-1X(B) Sony TR1000/2000/3000/3300 [74101] eyepiece [74102] Camera mount ring M57 to M52AD Olympus C-2100UZ/E-100 with Kenko 49mm to 52mm AD 7405 Adapter [500x] Canon Powershot A40 with Canon LA-DC52B Takahashi FS or FC Vixen [7901] Sony DSC-S70/75/85 with VDA-S70 Vixen ED or FL Tak [7910] [7911] Sony F505/F505V, FD91/FD95/CD1000 [7912] [7360] Camera SLR mount camera Fuji FinePix 4900Z/6900Z with Fuji AR-FX9 holder [7000] body 7406 M57 to M55AD Olympus C750UZ/C-740UZ/C-730UZ/C-720UZ/C-700UZ with CLA-4 [7509], [7604] etc. Canon Powershot G1/G3/G5 Telescopes with M46.4 to M57/60AD M57 to M58AD 36.4mm thread Digital still camera 7407 Casio QV-3500EX, QV4000 with Casio LU-35A [7362] or video camera Sony VX2000/DSC-V1/F717/F707 Not required for SCT Telescope adapters Digital camera Part # Description Telescopes adapter Telescopes with 2" 2" Nosepiece [7401]-[7408] 7424 SCT to M57/60AD Meade LX200, LX90; Nexstar 4GT, 5, 8, 11; C-5, -8, -9, -11, etc. opening AD [7425]

7910 M47 to M57/60AD Takahashi FC50, 60 SD-2X(A) 2" SD-2X(B) [73951] eyepiece [73952] 7911 M56 to M57/60AD Takahashi FC76, FS78

7912 M72 to M57/60AD M60 to M57/60AD

7901 M60 to M57/60AD Takahashi MT160/200, Vixen ED/FL, VISAC/RS200SS, etc. SCT AD [7424] SD-2 Extension tube 7360 M43P0.75 to M57/60AD Takahashi Sky 90,MT100,130,TS160,TS80,90 SCT [7398]

7362 M36.4 to M57/60AD Any telescope with M36.4 thread

7425 2˝ Nosepiece Adapter Any telescope with 2˝ opening 2"to 1.25" AD 1.25" [7396][7397] eyepiece 7356 1.25˝ Nosepiece Adapter Any telescope with 1.25˝ opening

6 '04 BORG parts Catalog 04.11.11 11:38 AM ページ 7

Camera Mounts

BORG76ED OTA[6077] Tube Holder[5501]+ Camera Mount Holder M[7000]+ Nikon Adapter[5003]+ Nikon Body

B A A A

B A B B A : M70P0.75 Female A : M49.8P0.74 Male B : M60P0.75 Male, M57P0.75 Female, A : Pentax 6x7 bayonet, M70P0.75 Female A : M70P0.75 Male B : M57 P0.75 Male, M47P0.75 Female M60P0.75 Female (reversed) B : M95 taper, M89P1 Female B : Mamiya bayonet, M60P0.75 Female [7000] 35mm Camera Mount [7267] Multi 6x7 Camera [8567] Pentax 6x7 Camera [8645] Mamiya 645 Camera Holder Mount Mount Mount Connects 35mm Camera Mounts 5001-5009 Allows you to use a Pentax 6x7 body with Used to attach a Pentax 6x7 body to medium- Allows you to attach a Mamiya 645 camera to BORG telescopes. Requires Camera Mount most BORG telescopes. Built-in camera ro- format Helical Focuser 8167. Has internal body to a BORG telescope. Must be used Holder 5000 when mounted behind turret eye- tating function. The front end can also be re- thread for M70 adapters such as 8267 and with camera mount 7267 or 8567. piece holder 1401. versed. 8645.

[5005] [5006] [5007] [5008] [5009]

[5001] [5002] [5003] [5004]

[5001 - 5009] SLR Camera Mount [5010] Olympus E-1 Camera *Item No. Camera Type Wider internal diameter than standard T-ring mini- Mount mizes vignetting. Allows you to attach on Olympus E-1 cam- [5001] Pentax S era or 4/3 format digital SLR cameras to a BORG telescope. [5002] Pentax K

[5003] Nikon

[5004] Canon FD

[5005] Canon EOS

[5006] Minolta MD

[5007] Minolta

[5008] Olympus

[5009] Yashica / Contax

[5010] Olympus E-1

Photo : BORG100F4 Atsuyuki Hiroi

7 '04 BORG parts Catalog 04.11.11 11:38 AM ページ 8

M57/60 Extension Tubes and Holders

Photo:C8+[7428]+[7835]+[7822]+ 36.4DP+[4713]+Eyepiece

M57/60 Extension Tube

A : M57P0.75 Female, M60 P0.75 Male B : M57P0.75 Male

A Length : 10mm A Weight : 35g A : M57P0.75 Male [7501] Eyepiece Holder SSII Unthreaded back end makes these good for heavy accessories such as 2˝ diagonals. B Length : 12mm Length : 20mm Length : 40mm Length : 60mm Weight : 14g Weight : 20g Weight : 40g Weight : 50g

[7601] [7602] [7603] [7604] Extension Tube SS Extension Tube S Extension Tube M Extension Tube L 53mm internal diame- 53mm internal diame- 53mm internal diame- 53mm internal diame- Length : 20mm A ter. Light weight mini- ter. Light weight mini- ter. Light weight mini- ter. Light weight mini- Weight : 70g mizes need to rebal- mizes need to rebal- mizes need to rebal- mizes need to rebal- A : M57P0.75 Male ance telescope. ance telescope. ance telescope. ance telescope. [7504] Eyepiece Holder SII Unthreaded back end makes these good for heavy accessories such as 2˝ diagonals.

NEW A A A A

B B B B Length : 10mm Length : 20mm Length : 40mm Length : 60mm Weight : 30g Weight : 60g Weight : 100g Weight : 140g A : M57P0.75 Female A : M57P0.75 Female A : M57P0.75 Female A : M57P0.75 Female B : M57P0.75 Male, 52mm Filter B : M57P0.75 Male, 52mm Filter B : M57P0.75 Male, 52mm Filter B : M57P0.75 Male, 52mm Filter Length : 3mm [7506] [7508] [7505] [7509] [7500] M6 Cap screw 2˝ Eyepiece Holder SS 2˝ Eyepiece Holder S 2˝ Eyepiece Holder M 2˝ Eyepiece Holder L Allows eyepiece holder 7506/7508/ 2˝ Eyepiece Holder with Extension 2˝ Eyepiece Holder with Extension 2˝ Eyepiece Holder with Extension 2˝ Eyepiece Holder with Extension 7505/7509 to be used as a dedi- Tube. Extension tube allows at- Tube. Extension tube allows at- Tube. Extension tube allows at- Tube. Extension tube allows at- cated extension tube. Replaces set tachment to BORG M57 acces- tachment to BORG M57 acces- tachment to BORG M57 acces- tachment to BORG M57 acces- screws and installs flush with outer sories. 52mm filter thread at the sories. 52mm filter thread at the sories. 52mm filter thread at the sories. 52mm filter thread at the surface. Shown installed on 7508. front end. front end. Comes standard with front end. front end. Comes standard with Series 80 tube assembly 6000. Series 80 tube assembly 6000.

Adapters for 3rd Party Scopes to BORG M57/60 Accessories

A A A A B NEW

B B B B B A A Light path : 3mm Light path : 8mm Light path : 7mm Light path : 4mm Light path : 5mm Weight :10g Weight :30g Weight :15g Weight :40g Weight :18g A : M60P0.75 Male, M57P0.75 Female A : M47P0.75 Male A : M56P0.75 Female A : M57P0.75 Female, M60P0.75 Male A : M68.8 P0.75 Female A : 31.7mmFilter, 31.7mm Barrel B : M60P0.75 Male, M57P0.75 Female B : M57P0.75 Male, M60P0.75 Female B : M57P0.75 Female, M60P0.75 Male B : M72P1 Male, 58mm Filter B : M72 P1 Male B : M57P0.75 Female, M60P0.75 Male [7901] [7910] [7911] [7912] [7913] [7356] M60 to M57/60AD M47 to M57/60AD M56 to M57/60AD M72 to M57/60AD M72 to M68.8AD 1.25˝ to M57/60 AD M60 to M57/60 Adapter for M47 to M57/60 Adapter for M56 to M57/60 Adapter for M72 to M57/60 Adapter for M72 ( Takahashi) to M68.8 Adapter for connecting BORG Vixen ED/FL Tak FC50/60 Tak FC76/78 Tak FC100, 100N, 125N, FS Adapter for the use with parts (7410,etc) to 1.25˝ sleeve. 102, FS128, FS-152, FSQ- BORG helical focuser 7835/ 106, TOA-130, BRC-250, F 7837. Internal diameter is RC-300 12mm larger than 7912 for roi reduced vignetting.

8 '04 BORG parts Catalog 04.11.11 11:38 AM ページ 9

M57/60 Adapters

Photo :Mini BORG 45ED+[7523]+[7841]+[7525]+[7314]

M57/60 Adapters

A A A NEW A A

B B B B Light path : 8mm Light path : 10mm Light path : 4mm Light path : 4mm B A : M43P0.75 Male A : M36.4P1 Male A : M36.4P1 Female A : M57P0.75 Male A : M60P0.75 Female B : M57P0.75 Female, M60P0.75 Male B : M57P0.75 Female, M60P0.75 B : M57P0.75 Male, 52mm filter B : M57P0.75 Male B : M60P0.75 Female [7360] M43 P0.75 to [7362] M36.4 to [7364] M57 to [7457] M57 to [7460] M60 to M57/60 AD M57/60 AD M36.4 AD M57 AD M60 AD Allows you to attach M43 P0.75 Connects BORG parts to tele- Converts M57 to M36.4. Light Allows you to connect two parts Used to connect two M60 parts. thread (Takahashi) accessories scopes having 36.4mm thread path is 5mm shorter than 7522, with M57 female thread. to BORG M57/60 parts. only. allowing greater travel on inside of focus. Threaded for 52mm filters.

A A A A A

B B B B B Light path : 5mm Light path : 7mm Light path : 5mm Light path : 9mm Light path : 9mm A : 2˝ Male A : M57P0.75 Female A : M57P0.75 Male, 52mm filter A : M36.4P1 Female, M42P0.75 Male A : M42P1 Male, M36.4P1 Female B : M57P0.75 Male, 52mm filter B : M68.8P0.75 Male B : M60P0.75 Male, 55mm filter B : M57P0.75 Male, 52mm filter B : M57P0.75 Male, 52mm filter [7502] M57 to [7507] M68.8 to [7510] M60 to [7522] M57 to [7523] M57 to 2˝ Male AD M57 AD M57 AD M36.4/M42 AD M42P1 AD Allows you to connect SCT ac- Allows you to connect M57 parts Allows you to convert from M60 Converts M57 to M36.4 and Converts M57 to M42P1. Use to cessories to BORG M57/M60 directly to a drawtube without to M57 and vice versa. Threaded M42P0.75 (T-thread). Lets you connect M42 helical focuser 7315 parts. Threaded for 52mm fil- needing a helical focuser such as for 52mm and 55mm filters. connect popular T-ring or T- to M57 accessories. ters. model M (7835) or MDX (7837). thread accessories to BORG Threaded for 52mm filters. scopes. Threaded for 52mm filters. Included with Series 80 tube assembly 6000.

M42/43 Adapters SCT Adapters [7428] SCT to Helical Focuser AD A A Allows you to attach BORG helical focuser 7835/ A B 7837 to an SCT with a 2˝ threaded opening. This B B A eliminates the mirror shift exhibited by the SCT B Light path : 6mm Light path : 5mm A : M43P0.75 Female A : M36.4P1 Female, M42P1 Male A : M57P0.75 Female, M60P0.75 Male focuser, for more reliable and accurate focusing. B : M57P0.75 Male, 49mm filter B : M42P1 Female B : M42P1 Female Light path : 29mm Weight : 60g [7430] M57 to [7525] M42 to [7524] M42 to A : 2˝ Female B : M68.8P0.75 Female M43 AD M36.4 AD M57/M60 AD [7424] SCT to M57/60 AD Converts M57 to M43P0.75 Allows you to connect M36.4 Allows you to connect M57/M60 A (Takahashi accessories). parts behind M42 helical fo- parts behind M42 helical fo- Allows you to attach BORG´s wide variety of M57/ Threaded for 49mm filters. cusers such as 7841 and 7842. cusers such as 7841 and 7842. 60 accessories to an SCT with a 2˝ threaded opening. B A NEW Light path : 11mm Weight : 70g A : 2˝ Female [ ] NEW 7528 M42P0.75 to B : M57P0.75 Female M60P0.75 Male M57 AD B A Schmidt-Cassegrain System Chart A : M36.4P1 Female, M42P0.74 Female Allows you to connect BORG B : M42P0.75 Female parts to T-ring Female threads. [7423] M42P0.75 to B [7424] [7602] [7857] [7522] [7317] [7318] M36.4/42P0.75 AD A : M57P0.75 Female SCT AD M57 Focuser M57-M36.4/M42 1.25"Eyepiece 1.25"Diagonal B : M42P0.75 Female AD Holder Converts M42P0.75 Female to M36.4/42P0.75. SCT [7522] [7317] [7318] [7855] [7856] [7428] [7835] M57- 1.25" Eyepiece Holder 1.25" Diagonal NEW NEW SCT to Focuser [7837] M36.4/M42 M42P0.75 to M42P1 to AD Focuser M/MDX AD A M42P1 AD A M42P0.75 AD [7504] 2" Diagonal Converts M42P1 to Converts M42P1 to 2" Eyepiece Holder Sll M42P0.75. M42P0.75.

B B [7502] SCT threaded M57-SCT AD 2" Diagonal [7351] [7000] [500x] A : M42P1 Male A : M42P0.75 Male M57-Rotating 35mm Camera Camera 35mm SLR B : M42P0.75 Female B : M42P1 Female Ring Mount AD Mount Camera

9 '04 BORG parts Catalog 04.11.11 11:38 AM ページ 10

Eyepieces, Eyepiece Adapters

Eyepieces Eyepiece Adapters

A A A

Light Path : 28mm A : 0.965˝ sleeve Weight : 50g Weight : 50g B B B : 1.25˝ barrel A : 1.25˝ sleeve A : 1.25˝ sleeve Weight : 40g B B : 1.25˝ filter, 0.965˝ filter B : 1.25˝ filter [4605] 1.25˝ to .965˝ [4013] WO13.5 13.5mm [4603] 2.2x Barlow [4604] Metal Extension Tube (31.7mm to 24.5mm) AD Wide Ortho 2.2x Barlow Lens. Fully multi-coated, Converts 1.25˝ to .965˝ adapter. 1.25˝ O.D., 70° apparent field of view. with two lenses in one group. 1.25˝ and A Included in SWII Ultra-light System. 0.965˝ thread allows barlow to screw di- Fully coated. rectly into eyepiece like a filter.

B A A : M36.4P1 Female B : 1.25˝ sleeve with 1.25˝ filter [7314] 1.25˝ Low Profile [7316] 1.25˝ (31.7mm) to Eyepiece Holder M36.4 AD Light Path : 28mm A : 1.25˝ sleeve B Shorter version of 7317 eyepiece hold- Can be used with 4317 and 7315. Weight : 40g. B : 1.25˝ sleeve er.10mm long. [ ] [ ] 4022 SWK22 22mm 4611 Extension Tube A A Super-Wide Kellner Made of light-weight plastic. 1.25˝ O.D., 64° apparent field of view. Included in SWII set. Fully coated. A A : 1.25˝ sleeve A : 1.25˝ sleeve B B : 2˝ barrel B B : 2˝ barrel 48mm filter 48mm filter [7396] 2˝ to 1.25˝ ADII 2˝ to [7397] 2˝ to 1.25˝ AD 1.25˝ Low Profile AD 2˝ to 1.25˝ adapter with two set screws to B A : 1.25˝ sleeve 2˝ to 1.25˝ adapter with very low profile hold eyepiece in place. 7mm light path. B : M36.4P1 Male (2mm height). Holds eyepiece in place Diagonals and Mounts. [7317] 1.25˝ Eyepiece Holder by compression/friction instead of a set Holds eyepiece firmly using two set screw. The 2˝ end is threaded for 48mm screws. 20mm long. filters. Weight : 50g [ ] A 7425 2˝ Nosepiece AD [4050] H50 50mm Huygens (2˝ to M57/60) 2˝ O.D., 45° apparent field of view. Converts BORG M57 parts to 2˝ barrel open- Included in SWII set. Mono coated. ing. A : M60P0.75 Male, M57P0.75 Female B : 48mm filter, 2˝ barrel B

Accessories [ ] [ ] NEW 7320 RF-1 Focuser NEW 9793 FTF-15 Feather Base Plate Touch Focuser A A Base plate for home-made tele- A Starlight Instruments´ Feather scopes. Has two set screws and Touch Crayford focusers are B four adjustment screws to adjust available as an option for all C the tilt of the plate. Can be used BORG scopes from the Series A : 48mm filter Dimensions : 98mm x 75mm with Helical Focusers M (7835) 80 and up. These focusers fea- B : M57P0.75 Female Light Path : 10mm C : M57P0.75 Male Weight : 100g and MDX (7837). ture an internal braking system. [7202] M57 Drawtube A : 2˝ Sleeve Allows 50mm focus travel.

[1401] Turret Eyepiece Holder [7836] Helical Focuser A real time-saver for visual observing, this eyepiece mount has a rotating, M to Turret Holder AD click-stop turret with four 1.25˝ eyepiece holders, and a rear-mounted 2˝/1.25˝ hold- Allows turret eyepiece mount er. Lightweight construction minimizes weight on the back of the OTA, yet has 1401 to be used with Helical plenty of stiffness to support the eyepieces. Eyepieces fit snugly in friction Focuser M (7835), by providing mounts in the turret, and in the rear by set screws. The internal mirror (for A M60 P0.75 female thread in viewing with turret-mounted eyepieces) flips up for viewing through the rear front. Attaches to the mount using

holder, where a low-power eyepiece allows the scope to be used as its own find- A : M60P0.75 Female the set screws on the mount. er. Requires 7836 for use with Helical Focuser M (7835). 200g.

10 '04 BORG parts Catalog 04.11.11 11:38 AM ページ 11

Tubes, Lens Caps, Baffles, etc.

Tubes and Drawtubes (115mm tubes are shown on page 14.)

A A A

B C A B A : M57P0.75 Female B A : M68.8P0.75 Female B B : M77.6P0.75 Male B : M77.6P0.75 Male A : M75P1.25 Female B : M77.6P0.75 Female A : M75P1.25 Female [7128] Mini BORG Objective [7801] M77.6 to M68.8 C : M68.8P0.75 Female B : M75P1.25 Male Adapter (M77.6 to M57) Adapter [7129] 124mm Tube [7050] 50mm Tube Allows you to attach 50ED, 76Ach and Allows direct attachment of helical fo- for Series 80 for Series 80 76ED objectives to Mini BORG tube. cuser M(7835) and MDX(7837) to a tube. This Series 80 short tube is useful in applica- Only 50mm long, this tube can be added Should be used with Series 80 regular Makes the system more rigid and 460g tions with increased inward focus require- in front of the tube assembly (6000). Helps to tube. lighter by removing drawtube holder. ments, such as binoviewers, etc. Only 129mm minimize the pull-out of a drawtube. 50mm long tube(7050) or Mini Drawtube long, making the system 76mm shorter than the (7201) and 2˝ eyepiece holder may be regular tube does. Comes with its own special added for proper back focus. drawtube. 50mm Tube for Series 80 M68.8 to M75AD

[7130] Front Helical Focuser [7754] Adapter Set Drawtube DX Lets you place a focuser (7835, 7837) in front of (Indexed M77.6 to M60AD the tube assembly. Improves overall balance-fo- Drawtube) cuser´s smoothness is not affected by the weight of accessories attached at the end of the scope. Good for 50ED, 76Ach and 76ED objectives Drawtube with index marks which are (not recommended for 100 Ach and 100ED). Requires addition of 7507 at the end of the scope. Comes with 50mm long tube, M77.6 to M60 helpful for rough focusing in imaging. AD and M68.8 to M75 AD.

Caps Baffles

A A A : M75 P1.25 Male A : M36.4P1 Male Helical focuser 2˝ holder L [7835] is not included. is not included. [7081] Series 80 Metal Cap [7361] M36.4P1 Metal Cap [4053] Visual Baffle for [4054] Visual Baffle Helical Focuser for 2˝ Holder NEW NEW Improves contrast. Mounts 25mm- 32mm improves contrast. Mounts on objective A in front (objective side) of helical focuser M/ side of BORG´s 2˝ eyepiece holders. For MDX (7835/7837). For greater effect, use greater effect, use with 4053. A : M57P0.75 Male A with 4054. 36mm ID, 52mm OD, 2mm thick M49P0.75 Female A : M49P0.75 Male 45mm ID, 57mm OD, 1mm thick [7357] M57 Metal Cap [7358] Desiccant Holder When filled with a desiccant (not included), helps to keep excess moisture out of [5676] Front Cap for 76mm Objective telescope during storage. [5610] Front Cap for 100mm Objective [5602] End Cap for Series 80 Objective Assembly [5612] Front Cap for 125ED Objective and 100 6x9 Hood Baffles [4048] Photographic [4049] Photographic Aperture Aperture Stop Insert, Stop Insert, 125F4 to F5 Solar Filters 100F4 to F4.8 For medium or large format very wide- [9792] Solar Filter For medium or large format very wide- field photography, optimizes for an evenly NEW field photography, optimizes for an evenly illuminated wide field. Friction fits into main C (Available in Asia) Clear Aperture: 50mm, illuminated wide field. Friction fits into tube body. Operating Wavelength: 656.28nm(H-alpha), main tube body. 63mm ID, 109mm OD, 2mm thick Coatings: Hard multi-layer dielectric reflector, Hard 80mm ID, 109mm OD, 2mm thick A B multi-layer dielectric anti reflector all surfaces A : M67P0.75 Female B : 2˝ Sleeve Filter Bandwidth: *0.7Å with fine tune tilt adjustment [4051] Visual Baffle Set for C : 2˝ barrel mechanism [4053] Series 115 scope Thermal Stability: <1Å / 200˚C Consists of 1 x 4052, 1 x 4053 and 2 x The Solarscope Solar Filter is a 50mm unobstructed aperture Fabry Perot filter. When the fil- 4054 (4 pieces total). ter is mounted onto the front of the user´s telescope with the use of an adapter plate, it pro- [4052] Visual Baffle for [4052] [4054] vides safe observation of the entire solar disc in hydrogen-alpha light. With a transmission Series 115 Tubes bandwidth of 0.7 angstrom the filter provides superb views of prominences and surface de- tail such as plages, flares, filaments, granulation, etc. 11 '04 BORG parts Catalog 04.11.11 11:38 AM ページ 12

Correction Lenses, Mounting Rings

Correction Lenses

B A : M57P0.75 Male M60P0.75 Male B : M49.8P0.75 Male [8045] Super Reducer 6x7 [7784] 35mm 1.04x 0.625x reducer lens for Borg 125ED F6.4. Multi-flattener Allows shorter exposures and achieves 35mm format field flattener reduces pin-point star images across entire medi- coma aberration. For use with 450- um-format film frame. 1200mm focal length scopes. Fully Four fully multi-coated elements in four multi-coated. 300g. groups; two of these groups install in front of the focuser, the other two in the rear of the focuser. Lens set comes with 208mm [7004] ED Super Reducer DG/F4 NEW long tube. Four-element apochromatic super reducer set for Series 80 scopes. This reducer converts A any Series 80 scope into a fast F4 system (F6.2 for 50ED). Unlike many reducers on the market, which typically objective´s performance, the ED F4 reducer includes an ED element to optimize performance at F4 for modern, fine-pixel electronic sensors, in addition to re- A B ducing the focal length and flattening the field. A : M49.8P0.75 Male B : M57P0.75 Male Set comes with Effective F.L./F ratio Objective 52mm filter thread 4-elements lens assembly x 1 f308mmF4 in 77ED compatibility B [7885] Reducer 0.85x DG 129mm long tube x 1 f404mmF4 in 101ED 50ED, 76Ach, 77Ach, A : M52P0.75 Male B : M36.4P1 Male 0.85x Focal Reducer optimized for digital Drawtube x 1 76ED, 77ED, 100Ach, M42P0.75 Male imagers. Total weight 65g. Spacer Ring x 3 100ED and 101ED [7786] 3x Teleconverter High quality 3x teleconverter. Useful for ED Super Reducer DG/F4 Lens Assembly lunar or solar shots, etc. Reduces coma aberration at each corner. 40g. A

A B A : M57P0.75 Female B : M49.8P0.75 Female Mounting Rings *1st Lens : ED [7920] M49.8 to M57 B A : M85P0.75 Female Adapter ED Super Reducer DG/F4 System Chart B : M85P0.75 Male This adapter, used with focal reducers [8670] 6x7 Multi-flattener 7004, 7784, and 7885, lets you use a 6x7-format field flattener lens for Pentax greater variety of digital imaging equip- 100ED, 101ED, 80 Helical Focuser Rotating Ring Camera Mount 100ACH 129mm Tube [7835] [7837] [7351] [5001]-[5010] 6x7 camera mount 8567. ment with your BORG scope, by con- Corrects optical aberrations out to im- verting to the M57 thread size found on 76ED, 76ACH, Draw Tube Holder [7749] ED Super Reducer Camera Mount SCR Camera many BORG parts. (For example, to use 77ED, 77ACH F4 Draw Tube Lens Assembly Holder [7000] (Digital & Film) age corners. Configurable for objective focal length. Fully multi-coated. 400g. an SBIG CCD camera, the setup would

50ED be: Telescope + 7885 + 7920 + 7522 + SBIG)

Mounting Rings [5501] 80mm [5503] 80mm [7080] Plastic Tube Holder Plastic Tube Holder + Tube Band M Plastic tube holder attaches Adapter E Metal pair of tube rings to Series 80 telescopes to cam- Plastic tube holder for Series 80 hold Series 80 telescopes. era tripod, etc. scopes with BORG fork mount BA 420g. 1/4˝-20 female thread at the 3101. 1/4˝-20 female thread at

bottom and male at the top. the bottom and male at the top. A : Camera thread, M6P0.8 120g. 140g. B : M6P1 bolt

12 '04 BORG parts Catalog 04.11.11 11:39 AM ページ 13

Fork Mounts, Finders

Fork Mounts & Parts Finder Scopes

NEW

[3102] Fork Mount Universal Attachment Block This universal tube-holder adapter plate allows use of a BORG lightweight single- arm fork mount (3101) with a Mini BORG, Takahashi tube holders, camera ball head and cameras. Includes center hole for a 1/4˝-20 standard camera screw as well as metric M8 threaded holes spaced [7752] 7x50 Finder [7756] 7x50 Finder Bracket 35mm apart to accomodate Takahashi High quality finder scope with 7x mag- Finder bracket for 7752. Dovetail shape tube holders. nification and 50mm aperture. 6-degree allows quick release. 55mm internal di- [3101] Fork Mount actual field of view with cross-hair. ameter. Fork mount with 3/8˝-16 thread hole at Focus adjustable at the eyepiece. the bottom. Used with 5503 or 3102. Single-arm compact fork mount head may be used in alt-az or equatorial orientation with lightweight scopes such as NEW Borg Series 80 or Mini Borg scopes. Use the Series 80 tube holder and adapter E set (5503) or universal attachment block (3102) for direct attachment of a scope with 1/4˝-20 screws or Takahashi tube [5502] Adapter E holders. Additional part to convert 5501 to 5503. It The provided 3/8˝-16 hole allows mounting is user-installable. on standard photographic tripods. The fork head may also be mounted on BORG´s ultra-light SWII tripod using a special adapter, as well as on 1/4˝-20 tripods using a 3rd-party adapter available at camera stores. The mount may be moved rapidly by re- leasing the light gray clutch knobs or by [7756] Dovetail Base [0034] 6x30 Finder turning the dark gray slow motion knobs. Dovetail base for 7756. Also compatible Finder scope with 6x magnification and The slow motion shafts also allow the [ ] with Vixen Red-Dot Finder. 30mm aperture. 7-degree actual field of attachment of user-supplied flex shafts. 5504 view with cross-hair. When used in equatorial orientation, a lati- Takahashi Mount Screw Set tude scale aids in setting the fork tilt. Set of four screws to attach 5501 onto Takahashi mount.

[3104] Balance Plate Allows you to adjust OTA balance when tube holder does not provide sufficient range of adjustment to achieve proper balance. Comes with an allen wrench and screws. 10cm (4˝) long.

13 '04 BORG parts Catalog 04.11.11 11:39 AM ページ 14

Miscellaneous Accessories

Series 115 Adapters Miscellaneous Accessories

A B A A A Light path : 26mm B B A : M36.4P1 Female B Weight : 550g A : M68.8P0.75 Female A : M68.8P0.75 Female 1.25˝ sleeve A : M57P0.75 Female B : M89P1 Male B : M111P1 Male B : 2˝ barrel B : M57P0.75 Male, 52mm filter thread [8317] Visual Draw Tube [8116] M111 to M68.8 Adapter [4801] Erecting Prism [7200] Super Image Shift Allows quick and wide focus adjustment for Connects helical focuser M/MDX directly to Compact roof prism design. Requires Allows you to locate a guide star while Series 115 and 140 scopes. Helical focuser Series 115 tubes. Extra light path is 5mm. 55mm back focus. Light path diameter the guide scope is fixed. 50mm diameter M/MDX can be attached. Has 77mm focus Creates 60mm additional back focus. Useful 18mm. 140g. field of view. 4 lock screws. Threaded for travel. Extra light path is 20mm. 380g. with accessories that need plenty of back 52mm filters. focus (binoviewer, etc.). 100g. A A B A

A B B B A : M57P0.75 Female A : 31.7mm sleeve A : C-mount Male A : M89P1 Female M60P0.75 Male B : 31.7mm barrel B : 1.25˝ sleeve with 1.25˝ filter thread B : M111P1 Male B : 58mm filter thread [7318] 1.25˝ Prism [7511] 1.25˝ to C Mount [8119] M111 to M89 Adapter [8035] 35mm Camera AD II Diagonal Adapter Connects medium format focuser 8167 and vi- Connects M57/M60 parts to medium-format sual drawtube 8317, etc., directly to a Series helical focuser 8167. Extra light path 8mm. 115 tube. Creates 30mm additional back fo- 120g. cus. 90g. Light path : 19mm Weight : 60g A : M57P0.75 Male A : M132P0.75 Female B : M57P0.75 Female, A B : M111P1 Female M60P0.75 Male A [8069] 100 6x9 Hood [7351] M57 Rotating Ring 6 A : M57P0.75 Female B A : M72P0.75 Female B 100ED F4 medium format hood. Used Rotating ring with M57 threads and M60P0.75 Male M82P0.75 Female with 125ED front cap (5612). 47mm internal diameter. B : M70P0.75 Male B : M85P0.75 Male [8267] 6x7 Multi Adapter [8782] Filter Ring 72-82mm Connects M57/60 parts behind Pentax 6x7 Attaches 72mm and 82mm filter onto multi camera mount 8567 and multi 6x7 camera flattener 8670. mount 7267.

A : M111P1 Male B M95P1 Female A : M89 P1 Female B : M89P1 Female [5403] Carrying Case P [8916] Visual Draw Tube [8750] 115 Tube Finder Base Carrying case with two compartments inside for separate Attachment Series 115 and 140 finder base tube to hold BORG storage of telescope and tripod. 61cm long. Attaches visual drawtube 8317 behind medi- 7x50 finder 7750 and Takahashi 7x50. Extra light um-format helical focuser 8167. path 35mm. 410g. [ ] NEW 9791 Matsumoto Erect Image Mirror Diagonal (EMS-S) This is a unique mirror diagonal which 115mm Tubes A utilizes two mirrors to create a non-in- [8004] 115 Tube 208mm verted image at the output. 120mm of backfocus is required. The diagonal in- BORG 125ED F4 tube. 208mm long. [8149] 115 Tube 149mm terfaces with a 2˝ sleeve on the telescope end, and 1-1/4˝ eyepieces on the BORG 100ED (101ED) F4 tube. 149mm long. B [8335] 115 Tube 335mm back end. 48mm filters are accomodated under the black eyepiece holder section BORG 100ED (101ED) F6.4 tube. 335mm long. [8380] 115 Tube 380mm of the diagonal, and a 36.4mm thread Light path : 120mm allows an accessory such as a BORG BORG 125ED F6.4 tube. 380mm long. Weight : 60g A : 2˝ barrel mini helical focuser to be added at the (Series 80 tube accessories are shown on page 11.) B : M36.4P1 Female, 1.25˝ sleeve eyepiece end.

14 '04 BORG parts Catalog 04.11.11 11:39 AM ページ H4

BORG125EDF6.4PH,101EDF6.4PH System Chart BORG125EDF4PH System Chart

For medium format camera For medium format camera BORG 125ED F6.4PH [8125]* BORG 125ED F4/6.4PH [8464]

Multi Pentax 6x7 125ED 125ED 115 Tube 115 Tube Super Medium Super Pentax 6x7 Pentax 6x7 125ED 125ED 115 Tube 380mm Finder Medium Pentax 6x7 Flattener Camera Mount Hood F6.4 208mm Finder Base Reducer Format Reducer Camera Mount Body Hood F6.4 [8380] Base Format Body [8670] [8567] objective [8004] [8750] 6x7(F) Focuser 6x7(R) [8567] objective Tube Focuser [8167] [8750] [8167]

Pentax 645 Pentax 645 Pentax 645 Pentax 645 AD Body AD Body Filter Ring72-82mm [8782]

82mm Filter 72mm Filter Mamiya 645 Mamiya 645 Mamiya 645 Mamiya 645 Camera Mount Body Camera Mount Body [8645] For 35mm camera [8645]

For visual and 3x teleconverter BORG 125ED F4/6.4PH [8464] Camera 1 1/4" Mount Eyepiece BORG 125ED F6.4PH [8125]*

125ED 125ED 115 Tube 115 Tube Super Medium Super Pentax 6x7 2" Holder 35mm 35mm Hood F6.4 208mm Finder Base Reducer Format Reducer 6x7 Multi AD S Camera Camera Camera [8267] [7508] Mount Body 125ED 125ED 115 Tube 380mm Finder Medium HV-1 Visual Draw Tube M68.8 M57 1 1/4" 1 1/4" objective [8004] [8750] 6x7(F) Focuser 6x7(R) Mount [7000] Hood F6.4 [8380] Base Format [8916] [8317] M57AD M36.4 Eyepiece Diagonal [8167] [8567] objective Tube Focuser [7507] AD Holder [7318] [8750] [8167] [7522] [7317]

BORG101EDF4PH/100AchF4PH System Chart 35mm M57 1 1/4" 1 1/4" Camera M36.4AD Eyepiece Diagonal AD II [7522] Holder [7318] For straight-through viewing with 1 1/4" eyepiece [8035] [7317]

2" Holder 3x 2" Holder 35mm Camera 35mm L Teieconverter L Camera Mount Camera Super Super Pentax 6x7 2" Holder M57- 1 1/4" 1 1/4" [7509] [7786] [7509] Mount AD Body cap 100 100Ach 115 Tube 115 Tube For eyepiece projection Reducer Medium Reducer 6x7 Multi M M36.4 Eyepiece Eyepiece [7000] Hood 101ED 149mm Finder Base 6x7S Format 6x7S Camera AD [7505] AD Holder M68.8 [8334] Objective [8149] [8750] BORG 125ED F6.4PH [8125] Focuser R [8267] [7522] [7317] M57AD (F) Mount * Camera [8167] [7507] [8567] Mount For straight-through viewing with 2" eyepiece 35mm HV-1 Visual Draw Tube 2" Holder SD-1X Camera 125ED 125ED 115 Tube 380mm Finder Medium Camera [8916] [8317] L [7410] Body Hood F6.4 [8380] Base Format Mount AD [7509] SD-2X objective Tube Focuser [7395] [7000] [8750] [8167]

Pentax 6x7 2" Holder 2" Eyepiece Camera cap 100 100Ach 115 Tube 115 Tube Super Medium Super 6x7 Multi L+S AD Digital Hood 101ED 149mm Finder Base Reducer Format Reducer Camera AD [7509]+[7508] can be replaced by 101EDF6.4PH [8003] [7401] [7408] Camera [8334] Objective [8149] [8750] 6x7S Focuser 6x7S R Mount [8267] * (F) [8167] Note : 7784 and 7785 can not be used with PH configuration. [8567]

For visual with 1 1/4" diagonal and eyepiece BORG125EDF6.4VI,101EDF6.4VI System Chart 1 1/4" Eyepiece

1 1/4" For visual with 1.25" diagonal and eyepiece Eyepiece BORG 125ED F6.4VI [8126]* M57- 1 1/4" 1 1/4" Super Super 35mm cap 100 100Ach 115 Tube 115 Tube Medium M36.4 Eyepiece Diagonal Reducer Reducer Camera Hood 101ED 149mm Finder Base Format AD Holder [7318] 6x7S 6x7S AD II Helical M57 1 1/4" 1 1/4" [8334] Objective [8149] [8750] Focuser [7522] [7317] 125ED 125ED 115 Tube 380mm Finder Visual (F) R [8035] Focuser M M36.4AD Eyepiece Diagonal [8167] Hood F6.4 [8380] Base Tube Draw Tube [7835] [7522] Holder [7318] objective [8750] [8317] [7317] For medium format camera at F4

For visual with 2" diagonal and eyepiece 2" Eyepiece cap 100 100Ach 115 Tube 115 Tube Super Medium Super Pentax Pentax 6x7 Body BORG 125ED F6.4VI [8126] Hood 101ED 149mm Finder Base Reducer Format Reducer 6x7 * [8334] Objective [8149] [8750] 6x7S Focuser 6x7S Camera (F) [8167] R Mount [8567] Pentax 645 Helical 2" Holder 2" Diagonal Pentax 645 Body 125ED 125ED 115 Tube 380mm Finder Visual AD Focuser M SII Hood F6.4 [8380] Base Tube Draw Tube [7835] [7504] objective [8750] [8317] 100 6x9 Hood[8069] 72mm Filter Mamiya 645 Mamiya 645 Body Camera Mount [8645] For straight-through viewing For 35mm camera at F4 BORG 125ED F6.4VI [8126] * 1 1/4" Eyepiece

Helical 2" Holder M57 1 1/4" 125ED 125ED 115 Tube 380mm Finder Visual cap 100 100Ach 115 Tube 115 Tube Super Medium Super Pentax 6x7 2" Holder 35mm Camera 35mm Focuser M L M36.4AD Eyepiece Hood F6.4 [8380] Base Tube Draw Tube Hood 101ED 149mm Finder Base Reducer Format Reducer 6x7 Multi S Camera Mount Camera [7835] [7509] [7522] Holder objective [8750] [8317] [8334] Objective [8149] [8750] 6x7S Focuser 6x7S Camera AD [7508] Mount [500x] Body [7317] (F) [8167] R Mount [8267] [7000] [8567] Camera Mount For eyepiece projection [500x]

cap 100 100Ach 115 Tube 115 Tube Super Medium Super 35mm 2" Holder 35mm Camera 35mm BORG 125ED F6.4VI [8126] Camera Camera * 2" Holder L Hood 101ED 149mm Finder Base Reducer Format Reducer Camera M Camera Mount Camera Mount Body [7509] [8334] Objective [8149] [8750] 6x7S Focuser 6x7S AD II [7505] Mount [500x] Body AD [7000] (F) [8167] R [8035] [7000]

Helical SD-1X 125ED 125ED 115 Tube 380mm Finder Visual Focuser M [7410] For medium format camera at F6.4 Hood F6.4 [8380] Base Tube Draw Tube Camera [7835] SD-2X objective [8750] [8317] AD Digital [7395] [7401] [7408] Video Camera

For 35mm SLR camera cap 100 100Ach 115 Tube 335mm 115 Tube Medium Multi Pentax Pentax 6x7 Hood 101ED [8149] Finder Base Format Flattener 6x7 Body [8334] Objective [8750] Focuser [8670] Camera BORG 125ED F6.4VI [8126]* [8167] Mount Helical 35mm Camera 35mm [8567] Focuser M Reducer Mount Camera [7835] 0.85x [500x] Body Pentax 645 Pentax 645 [7785]** AD Body 125ED 125ED 115 Tube 380mm Finder Visual Hood F6.4 [8380] Base Tube Draw Tube objective [8750] [8317] Helical 1.04x Camera 35mm Focuser M Multi Mount Camera can be replaced by 101EDF6.4VI [8006] [7835] Flattener [500x] Body Mamiya 645 Mamiya 645 * [7784] Camera Mount [8645] Body **This part is discontinued.

Manufacturer Regional Distributor TOMYTEC Co., Ltd. 5-20-18 Yotsugi, Katsushika-ku, Tokyo, 124-0011 Japan Caution Do not look directly at the sun through the telescope or its finder. It will result in blindness. Please read the "Safety Instructions" Worldwide Distributor carefully for proper use. Improper use of Hutech Corporation the product could lead to bodily in- 23505 Crenshaw Blvd., Suite 225 Torrance, CA 90505 USA juries or physical damage. Tel (877) BUY-BORG (289-2674) or (310) 325-5511 Fax (310) 325-8974 http://www.astrohutech.com E-mail : [email protected]