about customfreeform multifocal lenses. often have 4 function.
A normal , it is base one. Has anti reflection and anti radiation functions.
B, blue light. ( inculd A function)
C. photochromic. ( inculd A function)
D blue light with photo grey together. ( includ A,B.C function together)
Index : 1.56.1.61.1.67.or 1.74 all have. you can see the price big different. please choice right one base your budget.
About the single vision. also have ABCD. maybe here can not show all. you can contact with store.
A normal , it is base one. Has anti reflection and anti radiation functions.
B, blue light. ( inculd A function)
C. photochromic. ( inculd A function)
D blue light with photo grey together. ( includ A,B.C function together)
Index : 1.56.1.61.1.67.or 1.74 all have. you can see the price big different. please choice right one base your budget.
About the single vision. also have ABCD. maybe here can not show all. you can contact with store.
