Specifications
EFL (mm): 500
Dia: 50.8
CT: 6.4
ET: 5
R1: 229.23
R2: Plano
BF: 495.8
V2H2: -5.8
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 1/2 x 1/2 waves @ 546.1nm
Centering Accuracy: 2 arc minutes TIA
Designed Wavelength: 546.1nm
V1H1= 0
All dimensions are in millimeters.