Gill Gemini Polarized Eye Wear
If you have ever dropped your expensive sunglasses over the side and watched them sink out of sight you will appreciate Gill's Gemini Polarized Floating Sunglasses . They have been specifically designed for use on the water.
- Sized for women and youth, age 11 and up
- 100% glare-free polarized lenses by Polaroid
- Dry wipe pouch
- Rubber tip arms for additional comfort and hold
- Rubber nose pads for impact resistance and non slip comfort
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...
+99% polarizing efficiency
+100% chipping free
+optically class 1, power readings and refraction is excellent
-fairly scratch resistant 2.5 HD
+very good thermal stability
-distortion along frame edges possible