Lens Specifications
Design Wavelength830 nmMagnificationInfinite
Numerical Aperture0.68Window Thickness
Clear Aperture5.00 mmLaser Window Material / Index
Effective Focal Length3.1 mmGlassECO-550
Working Distance1.76 mmSurface Quality40-20 Scratch-Dig(Entire Bulk Material)
352330-AAuto CAD PDFAuto CAD DXFSolidworkseDrawingStep
C330TME-AAuto CAD PDFAuto CAD DXFSolidworkseDrawingStep

Vd number50.28
CTE (10-6 / °C)11.62
Thermo optic coefficient (10-6 / °C) (Δn/ΔT)2.39

Surface
R(mm)
k
A4
A6
A8
A10
Side 1
-3.21
-12.41801
0.0090053074
-0.00135975
0.00011366379
-0.0000042789249
Side 2
2.75
-0.5426984
-0.00031954606
-4.39778e-005
0.00001842256
-0.0000015664464
Side 1 and Side 2 are labeled as ASP1 and ASP2, respectively, on the drawings shown on the Specifications tab.
zSAG as a Function of YA44th Order Aspheric Coefficient
RRadius of CurvatureA66th Order Aspheric Coefficient
kConic ConstantA88th Order Aspheric Coefficient
A22nd Order Aspheric CoefficientAnnth Order Aspheric Coefficient