Specifications
EFL (mm): -5
Dia: 5
V2H2: -0.6
CT: 2
D: 6.1
ET: 3
Material: BK7
R1: -5.51
R2: 5.51
BF: -5.6
V1H1: 0.6
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
All dimensions are in millimeters.