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Collimating and Focusing Lenses Assemblies

Collimating and Focusing Lenses Assemblies

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Specifications
Specifications:
Wavelength Range: 635nm-980nm
Clear Aperture: 8.0±0.3mm
Surface Quality: 60/40 scratch and dig
Desugn Wavelength: 780nm
Coatings: Broadband AR-Coatings @635nm-980nm
Paraxial Focal length: ±1% @780nm
Bevel: <0.25mm X 45°
Wavefront Distortion: λ/2 @ 632.8nm
Housing Material: Black anodized aluminum

Collimating and Focusing Lenses
Part No  COL0101  COL0102  COL0103 
f(mm)  8 15 25.4
N.A.  0.5 0.267 0.157
f(mm)  15 15 20
t(mm)  12 12 8
fw(mm)  1 6.8 20
fb(mm)  3.1 12.7 23.9
Spot size(mm)  2 3 5

Focal Length in Millimeters
Wavelength  COL0101 
635nm  7.96
650nm  7.97
670nm  7.97
780nm  8
830nm  8.01
980nm  8.04