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Full internal floatation w/built in ventilation channels
100% glare free Polarized lenses by Polaroid
Wrap around frame for side UV protection
Case included |
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Features
- The floating styles are equipped with Polaroid Polarizing lens, technical
- name is S13. The support layers of this material is CAB (Cellulose Acetate
- Butyrate). It is a 7 layer laminate with a high quality scratch resistant
- hardcoating. The whole lens is presspolished and optically correct, optical
- class 1, CE standard.
- CAB has advantages and disadvantages...
- +unbreakable
- +99% polarizing efficiency
- +100% chipping free
- +optically class 1, power readings and refraction is excellent
- -fairly scratch resistant 2.5 HD
- +lightest weight
- +very good thermal stability
- -distortion along frame edges possible
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