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UV-Grade Fused Silica Bi-Concave Lenses

UV-Grade Fused Silica Bi-Concave Lenses
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Material UV-Grade Fused Silica
Design Wavelength 587.6nm
Focal Length Tolerance  +/-1 %
Diameter Tolerance  +0.0/-0.1mm
Thickness Tolerance  +/- 0.1mm
Surface Accuracy λ /4@632.8nm
Surface Quality 40-20
Centration  < 3 arc min
Clear Aperture  > 90%
Beveling  < 0.2 X 45°
Coating UV AR Coating 290nm-370nm
 
No. D(mm) F(mm) R(mm) BFL(mm) Tc(mm) Te(mm)
UD4797FS 6 -6 -5.87 -6.70 2.50 4.10
UD4148FS 6 -12 -11.46 -12.99 3.00 3.80
UD4271FS 9 -9 -8.63 -9.82 2.50 5.00
UD4014FS 9 -18 -16.96 -19.00 3.00 4.20
UD4771FS 12.7 -15 -14.21 -16.00 3.00 6.00
UD4650FS 12.7 -25 -23.39 -26.01 3.00 4.80
UD4269FS 12.7 -30 -27.98 -31.01 3.00 4.50
UD4511FS 12.7 -50 -46.32 -51.02 3.00 3.90
UD4931FS 25.4 -25 -23.39 -26.01 3.00 10.50
UD4293FS 25.4 -50 -46.39 -51.19 3.50 7.00
UD4735FS 25.4 -75 -69.32 -76.19 3.50 5.80
UD4103FS 25.4 -100 -92.24 -101.19 3.50 5.30