Products
S/FPolarized Flat Top Bifocal Lens

POLARIZED S/F FLAT TOP BIFOCAL LENS
Material refractive index=1.499               Tooling index=1.530
Diameter Nominal  T.C. Rad Back  E.T. C.T. Sag Seg  Seg Add Rx Range     Recommended
Curve Curve Inset Drop Range
77/28mm 200 2.06 257.28 5.60 13.00 8.00 1.22 5 5 100-3.50 -2.00D/-5.00D
77/28mm 400 3.97 133.50 5.60 10.00 7.50 2.36 5 5 100-3.50 -0.500D/-3.00D
77/28mm 600 6.11 86.74 5.60 10.00 10.00 3.68 5 5 100-3.50 -0.50D/+5.00D
77/28mm 800 8.09 65.51 5.60 8.00 11.00 4.96 5 5 100-3.50 +4.00D/+7.00D