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Doric 快軸準直鏡
Doric FAC Lens快軸準直鏡
SPECIFICATIONS SYMBOL VALUE
Part number D141-0363 D141-0362 D141-0361 D141-0360 D141-0356 D141-0372 NEW
Lens Type ACYLINDRICAL
Material S-TIH53
Design Wavelength λ0 808 nm
Operating Wavelength λ0 750 - 1100 nm
Effective focal length EFL 0.900 mm 0.590 mm 0.512 mm 0.320 mm 0.275 mm 0.150 mm
Working distance WD 0.228 mm 0.150 mm 0.130 mm 0.081 mm 0.070 mm 0.038 mm
Diffraction Limited
Divergence * DIV 1.1 mrad 1.7 mrad 1.9 mrad 3.1 mrad 3.6 mad 6.6 mad
Lens Height H 1.60 +/- 0.040 mm 1.05 +/- 0.030 mm 0.91 +/- 0.030 mm 0.570 +/- 0.015 mm 0.490 +/- 0.010 mm 0.267 +/- 0.010 mm
Central Thickness CT 1.22 +/- 0.040 mm 0.80 +/- 0.030 mm 0.70 +/- 0.030 mm 0.435 +/- 0.015 mm 0.375 +/- 0.010 mm 0.204 +/- 0.010 mm
Length L custom +/- 0.05 mm
Focal length tolerance ΔEFL +/- 3 %
Numerical aperture NA 0.80
Collimated power within
angle P > 80% within 1.15 x DIV
> 85% within 1.30 x DIV
AR coating AR 2S-NIR : broad band AR coating (R < 0.5% @ 790 - 990 nm)
Note
other size and custom AR coating are available upon request