Lens Index & Material Guide
Basic Lens
Eye Winsome basic plastic lenses are available in two indexes.
Standard Index 1.50 (CR-39)
Basic Standard Index Lenses are relatively less thin.
Suitable Material
- Full rim plastic or acetate frame
- Full rim metal frame
Rx Range
- +1.00/-2.75 or below
Mid Index 1.57
Basic Mid Index Lenses are 15% thinner than Standard Index 1.50.
Suitable Material
- Full rim plastic or acetate frame
- Full rim metal frame
Rx Range
- +2.00/-3.75 or below
High-Index Lenses
Eye Winsome High Index lenses are lighter and thinner than the standard ones. High Index lenses are thicker at the edges for near nearsightedness and thinner at center for farsightedness
High Index 1.61
High Index lenses are 20% thinner than Standard Index 1.50
Suitable Material
- Full rim plastic or acetate
- Full rim metal frames
Rx Range
- +3.00/-5.75 or below
High Index 1.67
High Index lenses are 30% thinner than Standard Index 1.50.
Suitable Material
- Full rim plastic or acetate
- Full rim metal frames
Rx Range
- +5.00/-7.00 or above
Impact-Resistant Lenses
Eye Winsome Impact Resistant lens are suitable for everyone but also a good choice for Kids and sport players.
Polycarbonate 1.59
These lenses are highly impact resistant and perfect for people 18 and under.
Suitable Material
All types of frames
Rx Range
+3.00/-4.75 above
