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1.56 lẹnsi opitika lilọsiwaju hmc
Ọna Ipele Kukuru Onitẹsiwaju (1.56)
-ADD Agbara: -8.00 si +3.00 ni awọn igbesẹ 0.25D.
1.56 S / F PROGRESSIVE DIA (mm) IDAGBASOKE EMI TURUETỌ TUEUETỌ PADA CURVE CT (mm) ATI (mm) SAG (40mm) Fikun AGBARA RX ibiti o 70-14 / 12mm 1.00 1.80 6.20 10 6 0.64 1.00 ~ 3.00 -8,00 ~ -4,25 3.00 3.30 4.00 6 6 1.20 1.00 ~ 3.00 -4,00 ~ -0,75 5.00 5,50 4.00 6 8 2.02 1.00 ~ 3.00 -0,50 ~ + 2,50