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Produsts Item :
** PRODUCTS ITEM **
ASPHERIC SUPER HIGH - INDEX 1.74
ASPHERIC HIGH - INDEX 1.67
ASPHERIC HIGH - INDEX AS UV 1.67
ASPHERIC HIGH - INDEX 1.61
HIGH - INDEX 1.61
NEW MIDDLE-INDEX UV 1.56
ASPHERIC MIDDLE - INDEX 1.56
MIDDLE - INDEX 1.56
CR 39 LENSES - INDEX 1.50
POLYCARBONATE - INDEX 1.58
PHOTOCHROMIC MIDDLE - INDEX 1.56
1.56 HMC/EMI - INDEX 1.56
Due to low specific gravity(=1.19), it is 10% lighter than normal middle index lens and 21% lighter than CR-39 (Diopter : S-4.00)
INDEX(ND)
1.56
ABBE VALUE(VD)
38
SPECIFIC GRAVITY
1.28
METERIAL
NK-55
COATED COLOR
GREEN
DIAMETER
65,73,75mm
