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infrared ball lens

Material: infrared material
Diameter: +/-0.05mm
Tolerance: +/-0.05mm
Sphericity: 3(0.5)
Surface Quality: 40/20
Coating: with/without
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MaterialZnSe/Germanium/BK7/Fused Silica
Diameter0.5mm-50mm
Diameter Ellipticity< +/-1mm
Diameter Tolerance< +/-0.1mm
Surface AccuracyLmbda/4 - 2Lambda
Surface Quality80/50 ,60-40, 40-20 ,20-10 ,10-5scratch and dig according to customer requirement


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