Specifications
EFL (mm): 90.2
Length: 60
Width (mm): 30
CT: 5.8
ET: 2.9
R1: 41.34
BF: 86.2
V1H1: 0
V2H2: -4
Specifications: Effective Focal Length (EFL): +- 2%
Length (L): +- .1
Width: +- .14
Center Thickness (CT): +- .5
Cosmetics: 60/40
Surface Quality: Plano surface l/4 per 10mm diameter,
cylindrical surface l/2 in width direction and l/4 per centimeter
in length direction at 546.1nm
Centration: < 3 arc minutes
Designed wavelength: 587.6nm