Lens Specifications
Design Wavelength780 nmMagnificationInfinite
Numerical Aperture0.5Window Thickness0.25 mm
Clear Aperture8.00 mmLaser Window Material / IndexN-BK7/1.5
Effective Focal Length8 mmGlassECO-550
Working Distance5.92 mmSurface Quality40-20 Scratch-Dig(Entire Bulk Material)

352240-BAuto CAD PDFAuto CAD DXFSolidworkseDrawingStepAdditional InfoZemax (ZAR)Zemax (ZMX)
C240TME-BAuto CAD PDFAuto CAD DXFSolidworkseDrawingStepAdditional InfoZemax (ZAR)Zemax (ZMX)

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
-61.17
-
0.000429777
-1.06252e-005
-
-
Side 2
5.07
-0.4755395
-
-4.27372e-006
0.00000029311207
-0.000000013379192
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