Sell optical Lenses |
Total 7 Related Items
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| Specifications:
Meterial :BK7 grade A optical glass Design Wavelength:546.1nm Design Index:1.5183+/-0.0005 Diameter Tolerance:+0.0,-0.15mm Paraxial Focal length:+/-2% Centration:3 arc minutes Clear Aperture:>80% Surface Irregularity:lumbda/4 per 25mm at 632.8nm surface Quality:60-40 scratch and dig Protective Bevel |
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