Specifications
EFL (mm): 15
Dia: 14.5
D: 14.9
CT: 5.9
ET: 2
Material: BK7
R1: 14.48
R2: -14.48
BF: 12.9
V1H1: 2.1
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.