Specifications
EFL (mm): 36.9
Dia: 14.7
CT: 5.1
MATERIAL: S-TIM25
ET: 3.6
BF: 28.6
R1: 10.07
V1H1: -6.9
R2: 11.99
V2H2: -8.2
D: 26.9
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: 587.1nm
All dimensions are in millimeters.