Specifications
EFL (mm): 50
Dia: 25.4
CT: 4.7
ET: 1
R1: 23.7
R2: Plano
BF: 46.8
V1H1: 0
V2H2: -3.2
Specifications: Effective Focal Length (EFL): +/- 1%
Diameter (DIA): +0/- .18
Clear Aperture: 90% of diameter
Center Thickness (CT): +/- .25
Cosmetics: 60/40
Surface Quality: 2 ½ x ½ waves @ 546.1nm
Centering Accuracy: 2 arc minutes TIA
Designed Wavelength: 546.1nm
All dimensions are in millimeters.