Lens Specifications
Design Wavelength780 nmMagnificationInfinite
Numerical Aperture0.3Window Thickness0.275 mm
Clear Aperture3.70 mmLaser Window Material / IndexN-BK7/1.5
Effective Focal Length6.16 mmGlassECO-550
Working Distance4.38 mmSurface Quality40-20 Scratch-Dig(Entire Bulk Material)
352170-AAuto CAD PDFAuto CAD DXFSolidworkseDrawingStep
C170TME-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
Side 1
-19.16
-
-
-
Side 2
4.26
-0.9673646
0.00034850617
-1.54668e-005
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