PRODUCT PROFILE

Large & medium format sensors

Leica mechanical forward motion footprint of 8,900 compensation along two axis; across by 6,700 pixels along CS-10000 Geosystems ruggedised and thermal sta- the flight line, D-8900 is suit- Optech has recently intro- bilised lens system with inno- able for LiDAR integration or duced the aerial CS- vative bajonet mount and user to perform small engineering 10000. CS-10000 introduces replaceable central surveys. D-8900 delivers the many new features while with automatically controlled accuracy and clarity obtained retaining technologies such as high precision ; mod- through true forward motion the original True FMC (for- ular concept for single stand- compensation technology. ward motion compensation). alone and multi-head configu- With a wide range of lens and CS-10000 offers a field- rations and full integration filter options, it is easily con- replaceable shutter and inter- with Leica ALS LiDAR and figured for specialised proj- changeable lenses to allow other third party sensors. ects and applications. even greater operational effi- ciency. Its 80-MP format pro- Leica Geosystems offers a vides greater image radiome- comprehensive portfolio of RC 30 T-7200 try and accuracy to deliver airborne imaging solutions. Leica RC30 is an aerial film Aerial T-7200 enhanced image quality. camera system capable of can be used standalone or ADS80 acquiring aerial integrated with LiDAR or oth- with , colour er sensors for corridor and Trimble From flight planning with and false colour aerial films. small area mapping. It has a Leica FPES software and data There are two lens options, footprint of 7,200 pixels acquisition with the sensor with 6-inch and 12-inch focal across by 5,400 pixels along heads SH91/92 to data deliv- lengths. Standard features the flight line. T-7200 features ery with Leica XPro, Leica include forward motion com- a patented and proven field- ADS80 represents a digital pensation, automatic replaceable shutter, providing airborne imaging solution that control and film data record- rapid field replacement with is easy to use and fast to ing. A comprehensive range of no impact on camera geome- implement. Leica Geosystems' accessories includes filters, try. Its interchangeable lens line sensor technology consti- navigation sights and video capability, based on Optech's tutes a viable and simple digi- intervalomers. The camera is patented kinematic mount, tal alternative to those familiar part of an overall system, offers stable operational flexi- with the traditional analog which may comprise of the bility while maintaining geo- TRIMBLE workflow. Depending on the Leica PAV30 gyro-stabilised metric accuracy. T-7200 can AERIAL CAMERA desired product, two available mount, the Leica ASCOT aeri- be combined with other configurations, SH91 and al survey control tool, a GPS Optech camera heads for The Trimble Aerial Camera SH92, acquire co-registered reference station, a GPS/IMU simultaneous colour infrared provides high-performance, image data with equal position and orientation sys- (CIR), true independent chan- trouble-free operation and resolution in panchromatic, tem and an optical window for nel multispectral, or thermal advanced features in a com- colour and colour-infrared. pressurised aircraft. infrared data collection. pact package. Purpose-built The improved data throughput for aerial metric - of the control unit CU80 metry and easily integrated facilitates simultaneous data T-4800 either standalone or integrat- acquisition of imagery, offering Optech ed with direct geo-referencing With a footprint of 4,800 pix- maximum flexibility. or laser scanning, this camera els across by 3,200 pixels is suitable for project mapping, Optech offers a large range of along the flight line, the T- spot updates and corridor that can be used 4800 can be combined and mapping. Interchangeable RCD 30 independently or in combina- integrated with numerous lenses provide the flexibility to tion for increased efficiency Optech products. Based on a The Leica RCD30 series of select the best flight altitude and multiple data acquisition. platform product line concept, medium format cameras and field of view for each proj- the T-4800 offers a fast cycle offers features of large-format ect. The camera is available in time, an electronic shutter, airborne sensors at a lower 39, 60, and 80-megapixel D-8900 interchangeable lenses and a cost, thus making digital multi- models with lenses from metric quality data set. The T- spectral photogrammetry Optech offers D-8900 aerial 35mm to 100mm. The camera 4800 is a stable, scalable and available to a wider range of digital camera for corridor/ features metric lens with inter- versatile camera in a small users. Some of the features of small area mapping. With a nal iris shutter that precisely Leica RCD30 include and reliable form factor.

46 GeospatialWorld I April 2012 maintains the correct focal reduces sensor head size and lower-flying airplanes. This length to the CCD sensor balances weight. The updated sensor is fully compatible with plane. The camera allows for sensor head includes an the existing DXp and CXp the lens to be easily exchangeable lens system systems, permitting customers unscrewed from the camera with two different focal who already own the Ultra- body to allow the user in the lengths and is specifically CamXp and the UltraCamX to field to exchange for another designed for high-resolution purchase the sensor separate- or replace a shut- digital . ly and add small-scale map- ter with minimum downtime. Embedded in the integrated ping capabilities to their busi- The focal lengths of the cam- component package is Ultra- nesses. era vary from 35 mm to 100 Nav, a flight management and mm and the fastest shutter georeferencing system that terrain models (DTMs) and speed is 1/1000th second. includes state-of-the-art ULTRACAM LP vector maps. This combination The camera body has no mov- GNSS-Inertial technology, of innovative components ing parts. To enable metric pilot displays, and flight-plan- Based on the UltraCamL, the make DMC ideal for capturing imagery, it is calibrated as a ning software. UltraCamLp features the data for all mapping applica- unit with the lens and digital same advanced technical tions, including agriculture, camera back. specifications, but with a cadastral mapping, cartogra- ULTRACAM XP larger image footprint of 92 phy, forestry, land use/land An electronic controller With an image format of megapixels (11,704 x 7,920 cover mapping, environmental connects Trimble Aerial 196 megapixels (17,310 pixels pan) compared to the studies, natural hazard Camera to aircraft power across track x 11,310 along UltraCamL 64 megapixel assessment, flood risk and computer controller. track) and a smaller format, making it suitable for management, transportation The camera features size of 6µm, the UltraCamXp smaller aircraft and local engineering, urban planning, front-side connections to has one of the largest PAN projects that require a rapid civil engineering, oil and gas light metre, lens and frame image footprint of response. With new electron- exploration and geology. connector and back-side cameras, result- ics, the UltraCamLp allows for connections to shutter release ing in fewer necessary flight a larger footprint than the signal, system power, RS232C lines. In doing so, UltraCamXp UltraCamL without sacrificing RMK-D connection to computer saves time and lowers cost, cycle rates. The result is The RMK-D is a medium controller, electronic sensor without sacrificing radiometric 43% more image at the same format aerial imaging system connection and event (shutter performance. Increased frame rate, allowing for the designed to meet the high- release) pulse connection. onboard storage capacity following possible benefits: accuracy/high-resolution allows for longer flights to data collection at higher flight requirements of engineering take full advantage of speeds; increase of potential mapping and remote sensing favourable flying conditions forward overlap for a given tasks. It comes at a much low- Ultracam and the collection rate of 2.5 GSD and speed; and data er price point when compared Gbits per second allows for collection at higher resolutions to large-format cameras, collecting more data in less with the same forward overlap offering more organisations to time. Post-processing of the and speed. take advantage of advanced data can be started on board imaging technology. Because and finished on the ground the RMK D has four colour with a group of PCs for even Z/I Imaging channels (red, green, blue, and faster turnaround. near-infrared) at 1:1 full- In addition to offering prod- resolution, it is also a suitable ucts such as the RMK-top solution for vegetation classifi- series and the DMC (Digital ULTRACAM XP WA cation and other remote-sens- Mapping Camera), Z/I Imag- ing applications. Microsoft UltraCamXp Wide ing now offers DMC II series Angle (WA) photogrammetric of digital mapping cameras. digital aerial camera features Four camera heads allow a new proprietary, digital, high- users to simultaneously DIGITAL MAPPING capture RGB and NIR images. UltraCam photogrammetric performance, high-resolution CAMERA (DMC) The camera's compact design digital aerial mapping systems lens system with a shorter focal length. It allows this requires minimal space, so it from Microsoft include the DMC is a turnkey large format UltraCam sensor to deliver the can be installed in smaller UltraCam Eagle, UltraCamXp, digital frame camera system, same ground sample distance aircrafts. UltraCamLp, UltraCamXpWA. using solid state disks as air- (GSD) as the UltraCamXp, but borne data storage. The sys- at lower flight altitudes. An tem delivers digital images Z/I DMC II 140 alternative to the UltraCamXp ULTRACAM EAGLE enabling direct production of a and at the same price, the DMC II 140 is one single wide range of mapping and UltraCam Eagle features a UltraCam Wide Angle pro- panchromatic camera cone image analysis products, modular housing concept in vides small-scale mapping based on one large CCD to including orthophotos, digital component integration, which capabilities to customers with produce extreme wide-ground

GeospatialWorld I April 2012 47 coverage. The DMC II 140's release for all camera heads; pixel) with 7.2 micron pixel frame rate to maintain innovative design concept no requirement of CCD stitch- size and a dedicated color high-air speed for high-for- includes a monolithic cus- ing or image mosaicking in filter; and use of a unique ward overlap and high tomised 12.2k x 11.4k post-processing; monolithic piezo-driven customised resolution (at 80 percent panchromatic CCD that no panchromatic 144 MP CCD air-borne shutter with forward overlap and 10 longer requires image stitch- (12240 x 11418 pixels) with self-calibration and maximum centimetre ground sample ing and thus offer high geo- 7.2 micron pixel size and synchronisation and 2.2 distance [GSD], maximum metric accuracy and image 92 mm focal length; four second frame rate by each air speed is 218 knots). The quality. Performance indicators multispectral cameras for camera head to maintain PAN/colour ratio of 1:2 include: nadir-looking view red, green, blue, (RGB) and high-air speed for high-for- provides high-radiometric and a single-lens projection near-infrared (NIR) with 42 ward overlap and high resolu- quality images for RGB and centre; time synchronous MPixel CCD (6846 x 6096 tion. It has a two-second colour infrared (CIR).

Airborne laser scanners

Airborne ly collect 4000 bathymetric documentation, construction of rugged and innovative measurements (full waveform) supervision, reverse engineer- LiDAR survey products. Hydrography AB and 64,000 topographic ing, historic preservation to measurements (up to four forensic crime scene docu- LYNX MOBILE returns per shot). HawkEye mentation. It is also useful in utilises two lasers, one green power industry, especially in MAPPER and one infrared, providing product design and verifica- The Lynx Mobile Mapper is two separate reflections (the tion. It can also be employed designed to collect engineer- IR-laser is primarily reflected in accident research. Focus3D ing/survey grade LiDAR data from the surface of the water, is one of the smallest and over large areas that are while the green penetrates lightest laser scanners. At impractical with static LiDAR the surface). Using this infor- dimensions of just 24 x 20 x sensors but require an accura- mation, it is simple to differen- 10cm and a weight of only 5 cy and resolution that exceed tiate between the different kg, it offers easy mobility. With airborne technologies. With bodies in the survey data. the phase shift technology, it Airborne Hydrography AB system accuracy better than 5 uses a sophisticated method (AHAB) develops and markets cm and a resolution of up to 1 of data capture: a laser beam airborne laser survey systems cm, the LYNX Mobile Mapper is projected onto a surface for hydrographic and topo- offers precise 3D detail - all and reflected back to the graphic surveys. FARO from a vehicle moving at portable scanner, which uses speeds up to 100 km/hr. an advanced software to translate this laser echo into HAWKEYE II The LYNX Mobile Mapper is 3D images and measurement an IEC/CDRH Class 1 LiDAR Hawk Eye II is one of the key data. 3D objects can be repre- solution under all operating products from AHAB, which is sented as 3D point cloud data, conditions. Class 1 designa- designed for bathymetric which can be used to con- tion ensures that the opera- surveying. It delivers bathy- struct CAD models. tional functionality is never metric LiDAR data with a den- limited by risks associated sity ranging from 1.7x1.7 with potential eye safety haz- metres to 3.5x3.5 metres. It Optech ards. The invisible eye-safe fulfils the IHO order 1b for beam also eliminates the sea charts with less than 25 FARO designs, develops and With the iFLEX™ technology chances of distracting drivers cm rms. Measurement depths markets portable, comput- at the core, Optech is a maker and onlookers in populated for the system range from 0.3, erised measurement devices survey settings. to about 3 times the secchi like measuring arms, laser depth. Sea floor topography scanners and laser trackers data is captured with a data and software. ALTM PEGASUS HD500 density ranging from 4 to 1 Pegasus is designed for appli- point per square meter, typi- FOCUS3D cations that require maximum cally with a higher accuracy collection efficiency in a wide than 15 cm rms. It is a portable 3D laser scan- field of view (FOV) design, ner. It can be used in applica- while maintaining enhanced Moreover, it can simultaneous- tions ranging from 3D building target detail and maximum

48 GeospatialWorld I April 2012 ground density with high Leica ALS70-HA is a high- these options. With the ability range accuracy and precision. altitude variant, allowing the to capture metric images with It is equipped with dual output market's highest flying the Trimble VX in the field, laser system for maximum heights, for wide-area map- users are also able to make density capability. It offers ping on a state or national additional measurements and high laser sampling rate for level. attribute the data back in the enhanced efficiency in XY office. point distribution. Its "Drop-in" LEICA HDS7000 sensor design enables unre- HARRIER 68I stricted use of advertised FOV Phase-based scanners are in deep portal installations. It known for their ultra-high The Trimble® Harrier 68i is an is powered by Optech's scan speeds and their high advanced corridor mapping iFLEX™ technology, which level of detail. Adding to this system with a 400 kHz blast- provides high accuracy and basic speed capability (> 1 ing pulse repetition rate to such extreme long range precision independent of million points / second), the generate extremely dense measurements. The VZ-4000 pulse rate. HDS7000 phase-based point clouds in combination operates even in poor visibility scanner provides "next level" with high-quality, georefer- and demanding multi target performance features for enced ortho images. The situations caused by dust, demanding professionals. integration of wide angle full haze, rain, snow, etc. which are Leica Geosystems Advances in the HDS7000 waveform digitisation laser frequently found in difficult laser technology now enable equipment, medium-format environments such as mine users to achieve high quality digital frame camera, direct sites. data at longer range. The georeferencing and flight HDS7000's maximum range management make the Harri- of 187 m is best-in-class for er 68i a suitable solution for RIEGL VQ-580 phase-based scanners. wide area mapping, powerline Demanding professionals mapping, pipeline monitoring, The V-Line Airborne Laser need their tools to work in corridor mapping, aerial survey Scanner RIEGL VQ-580 pro- demanding environments. The and other demanding remote vides high speed, non-contact HDS7000 delivers an sensing operations The built- data acquisition using a nar- unmatched 55 °C operating in full waveform digitisation row near-infrared laser beam temperature range (-10 °C to features of the Harrier 68i and a fast line scanning +45 °C). mechanism and is especially Leica Geosystems is known enable comprehensive vertical designed to measure on snow as the developer, manufactur- information to be extracted and ice. High-accuracy laser er and distributor of products, from the acquired echo ranging is based on RIEGL's systems, and software that Trimble signals. echo digitisation and online capture, visualise and process waveform processing, which 3D spatial data through the allows achieving superior employment of advanced measurement results even technologies. LiDAR-based RIEGL under adverse atmospheric sensors and solutions are one RIEGL is the manufacturer of conditions. of its core expertise. time-of-flight based optical radar systems. Its products are The scanning mechanism is LEICA ALS70 used for , airborne sur- based on a fast rotating vey, industrial process control, multi-facet polygonal mirror, It is available in three models, altimetry, aerospace, mobile, which provides fully linear, uni- Leica ALS70-CM, Leica hydrographic and bathymetric directional and parallel scan ALS70-HP and Leica ALS70- Trimble is known for advanced applications. lines. The RIEGL VQ-580 is a HA. Leica ALS70-CM is positioning solutions. Its solu- compact and lightweight designed for city and corridor tions include fast automatic scanner, mountable in any ori- mapping applications from RIEGL VZ-4000 laser scanner data filtering to entation and even under limit- lower flying heights. Ultra- classify the point cloud into This 3D VZ-Line laser scanner ed space conditions on heli- high-density can be achieved terrain, buildings and vegeta- offers superior long range copters or UAVs. The instru- by flying in small aircraft or tion. measurement performance of ment needs only one power mounted in helicopter pods, up to 4000 m reflectorlessly supply and provides line scan taking advantage of the low- while still maintaining com- data via the integrated LAN- profile scanner. Leica ALS70- TRIMBLE VX pletely eye safe operation TCP/IP interface. The binary HP is designed for general- (Laser Class 1). RIEGL's data stream can easily be purpose mapping at the flying Today's surveyors need inte- unique V-Line technology is decoded by user-designed heights most widely used and gration of advanced optical based on echo digitisation and software making use of the can accommodate greater ter- surveying, metric imaging and online waveform processing available software library rain relief due to its higher 3D scanning; the Trimble® and is the key to enabling RiVLib. maximum flying height. And, VX™ Spatial Station offers

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