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Cemented
Doublets Lenses:>>>>>> Effective Focal Length(EFL):+-2% Diameter(DIA):+0/-.18 Center Thickness(CT):+-.25 Cosmetics:60/40 Surface Quality:5/2(c/o)1/2waves@546.1nm Clear Aperture:90% of diameter Centering Accuracy:2 arc minutes TIA Designed Wavelengths:486.1nm,587.6nm,656.3nm All dimentsions are in millimeters. All information is based on a wavelength of 587.6nm |
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Triplets Lenses: Effective Focal Length(EFL):+-2% Diameter(DIA):+0/-.18 Center Thickness(CT):+-.25 Cosmetics:60/40 Surface Quality:5/2(c/o)1/2waves@546.1nm Clear Aperture:90% of diameter Centering Accuracy:2 arc minutes TIA Designed Wavelengths:486.1nm,587.6nm,656.3nm All dimentsions are in millimeters. All information is based on a wavelength of 587.6nm |
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