Specifications
EFL (mm): 12.1
Dia: 6
CT: 2.2
ET: 1.4
R1: 5.57
R2: Plano
BF: 10.6
V2H2: -1.5
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.