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Tender For supply of optics and opto mechanical components and equipments - 50:50 non-polarizing beamsplitter cube, 700 - 1100 nm, 1 or 25 mm specifications: cube side length - 25 mm or 1 clear aperture > 20mm wavelength range - 700 - 1100 nm ar coating (all four surfaces) with ravg 0.5% in the wavelength rangesubstrate material - n-bk7 beam deviation - 5 arcmin or lesssurface quality - 40-20 scratch-dig absolute t and r are within 47 10 %, kinematic prism mount for 1 or 25 mm cube beamsplitterspecifications:black anodized aluminum kinematic for vertical or horizontal mounting with two adjustersmounting platform plate with m4 tapped holesadjusters provide fine tip and tilt controlaround 100 tpi adjusters for 4 tip/tiltm4 through holes or taps in the back plate of mounts for post-mounting(it should be compatible with the item number 1), 1" or 25 mm broadband dielectric mirror, 750 - 1100 nm specifications:reflectance average > 99% or better for 750-1100 nmmaterial - fused silicasurface flatness - /10 surface quality - 10-5 scratch-dig or betterback surface - fine groundclear aperture - 85% or more of dimensionthickness - around 6 mm, 1" or 25 mm mirror mount with monolithic flexure arm, 3 adjusters, monolithic optic retentionspecification:tip, tilt, and z-axis adjustment with 100 tpimaterial heat-treated stainless steelcleanroom and vacuum-compatibleadjustment per revolution 7.7mrad/rev or lessfront plate translation 6mm or moreangular range 4 (it should be compatible with the item number 6), quadrant photodetector head, 1000 - 1700 nm, area 3.0 mm specifications:detector type - ingaaswavelength range - 1000 - 1700 nmdetector bandwidth > 100 khzactive area size - around 3.0 mmpeak responsitivity - 1 a/w or better within the operating wavelength rangetransimpedence gain - 10000 v/a or betteroutput - x, y, and sum analog signals through cable(s), ingaas switchable gain amplified detector, 800 - 1700 nm, area > 3 mm specifications:detector type - ingaaswavelength range - 800 - 1700 nmbandwidth - 10 mhz or largeractive area size - 3 mm2 or largergain adjustment and step - 10 db steps (8 to 10 position rotary)output - bnc (dc coupled), 0-5 or 0-10 v rangeoutput impedance - 50 ohmpeak response - 1 a/w or better within the operating wavelength range, 25.0 mm n-bk7 plano-convex lens, f=50 mmspecifications:focal length tolerance - 1%diameter - 25.0 mmroc - 25.8 1 mmmaterial - n-bk7ar coated for the 1050-1700 nm wavelength rangereflectance over coating range - 0.5 % or lesssurface quality - 40-20 scratch-digsurface irregularity - /4, 25.0 mm n-bk7 plano-concave lens, f=-50 mmspecifications:focal length tolerance - 1%diameter - 25.0 mmroc - 25.8 1 mmmaterial - n-bk7ar coated for the 1050-1700 nm wavelength rangereflectance over coating range - 0.5 % or lesssurface quality - 40-20 scratch-digsurface irregularity - /4
02 Apr, 2025
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