Lens Specifications
Design Wavelength633 nmMagnificationInfinite
Numerical Aperture0.26Window Thickness0.275 mm
Clear Aperture5.50 mmLaser Window Material / IndexN-BK7/1.5
Effective Focal Length11 mmGlassD-K59
Working Distance7.97 mmSurface Quality60-40 Scratch-Dig(Entire Bulk Material)

A220-AAuto CAD PDFAuto CAD DXFSolidworkseDrawingStepZemax (ZAR)Zemax (ZMX)
A220TM-AAuto CAD PDFAuto CAD DXFSolidworkseDrawingStepZemax (ZAR)Zemax (ZMX)

Vd number63.1
CTE (10-6 / °C)6.5
Thermo optic coefficient (10-6 / °C) (Δn/ΔT)4.3

Surface
R(mm)
A4
A6
A8
A10
A12
ASP(1)
72.47
-
-
-
-
-
ASP(2)
-5.97
0.0003383558
-1.30539e-005
-0.00000109825
0.0000001374268
-0.00000000549559
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