● Design Wavelength:632.8nm
● Focal Length Tolerance:±1%
● Diameter Tolerance:+0.0/-0.1mm
● Thickness Tolerance:±0.1mm
● Surface Accuracy:λ/4@632.8nm
● Surface Quality:40-20
● Centration:<3'
● Clear Aperture:>90%
● Bevelling:<0.2×45°
● Coating:AR
● Design Wavelength:632.8nm
● Focal Length Tolerance:±1%
● Diameter Tolerance:+0.0/-0.1mm
● Thickness Tolerance:±0.1mm
● Surface Accuracy:λ/4@632.8nm
● Surface Quality:40-20
● Centration:<3'
● Clear Aperture:>90%
● Bevelling:<0.2×45°
● Coating:AR
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