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

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