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Double Convex Spherical Lenses

Double Convex Spherical Lenses
Material BK7 glass, UV grade fused silica, CaF2
Working Wavelength 350-2000nm for BK7
185-2100nm for Fused Silica
Dimension Tolerance +0/-0.2mm
Thickness Tolerance ±0.2mm
Design Wavelength 546.1nm
Surface Quality 60/40 scratch and dig
Clear Aperture >90%
Flatness N<3(0.5)@632.8nm
Centration <3 arc min
Focal Length Tolerance ±2%
Chamfer Protective <0.5mmx45°
Coating According to your requirement.