SPECIFICATIONS

Nd:YLF rods Quantity: 1 Lot

Size & Quantity (a) Diameter 5mm  0.1mm, Length 110  1 mm Qty: 02 Nos. ( b) Diameter 7mm  0.1mm, Length 125  1 mm Qty: 02 Nos

Material : doped Fluoride(Nd: YLF) Wavelength of laser emission : 1053 nm Doping (Nd concentration) : 1  0.2 % by weight Axis orientation : c axis along the rod length(within 1 degree),  polarization Fluorescence life time : ~ 480  10 microsecond Stim. emission cross section :  1.2 10-19 cm2 Wavefront distortion : λ / 4 or better Rod Outer surface : fine grounded

Bulk properties of the laser rods : a. Refractive index inhomogenity : better that 5 X 10-6 or less b. Inclusions and bubbles : Should be free from inclusions and bubbles. c. Loss coefficient at 1053 nm : ~0.001 cm-1 d. Bulk damage threshold :  10J/cm2 for 1 ns laser pulse

End Faces of the laser rods : a. Wedge : 1 deg b. Parallelism : 20 arc sec. or less c. Flatness : Better than /10 of wave at 633 nm d. Surface quality (Scratch - dig) : 20-10 e. Hard A.R. coating : Reflectivity  0.25% per surface f. Damage threshold of A.R. coating :  1 GW/cm2

Bid evaluation criteria:

1. Full technical details of the product with manufacturer details should be provided with the offer.

2. The catalogue pages from the original manufacturer should be provided with the bid. In case of custom made product, a compliance from the original manufacturer on the above specifications should be provided.

3. All the items will be considered as a Lot and comparison will be on full Lot basis. Offers with incomplete details will not be accepted.

Acceptance Criteria

1. The items will be accepted after its testing for above mentioned parameters at user site.

2. The item should be supplied in the OEM packing with test reports including the transmission curves.

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