Spherical Biconcave Lens

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Detail
ParametersSpecification
MaterialOptical Glass
Dimension1mm-300mm
Dimension tolerance+0.0/-0.05mm or customized
Focus length tolerance±1%
Eccentricity<3 arc or customized
Surface quality60-40 ~10-5
Accurancy<λ/2-λ/4, <λ/8-λ/10
CoatingAR, BBAR, High Reflect etc
Clear aperture>95%
Chamfer0.2mm*45°