02 Aug 2011
Material:BK7 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 A:350-650nm B:650-1050nm C:1050-1580nm
