What are polarized lenses?
It made with special light absorbing filters that block horizontal light waves and allows only vertical light rays through. As a result, polarized lenses reduces the harshness of glare from the suns rays when it bounces off of smooth reflective surfaces.
Why use polarized lenses?
Not only are Polarspex polarized lenses effective at reducing the sun’s glare, but all Polarspex polarized lenses are also designed to keep out UVA / UVB rays as well. Including:
Cataracts
Pterygium
Pinguecula
Age-Related Macular Degeneration (AMD)
Photokeratitis or Ultraviolet Keratitis