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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