Brand:Tianhua
Quantity:20000
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Technical parameters:Wavelength 632.8nm,Focal length toleranc ±1%,Diameter tolerance +0.0/-0.1mm,Thickness tolerance ±0.1mm,Surface accuracy ?/4,Surface quality 40-20,Centration <3arcmin,Clear aperture>90%,Bevelling <0.2×45°,Coating A: AR Coating 350nm-650nm;B: AR Coating 650nm-1050nm;C: AR Coating 1050nm-1580nm.
