Perfect your vision with the most advanced polarized lens technology available in Rx Sunglasses. SR-91.

Enjoy razor sharp clarity with Kaenon's superior Rx Lens technology, bringing prescription sunglasses to higher standard of excellence. Every step in the patented SR-91 manufacturing process focuses on one goal - Visual Performance. Starting with the proprietary SR-91 lens material, every ingredient going into its formula ensures that the highest resolution is maintained for maximum clarity that rivals the finest glass lenses. But being performance driven, Kaenon didn't stop there. Kaenon strove to increase SR-91's strength-to-weight ratio to a level that positions it as the leader in the lens industry. As a result, SR-91 is ultra-light weight, while easily passing the rigorous US Government ANSI Z.87.1 high-mass impact standards, and achieves the highest optical clarity score possible in the ANSI Z.87.1 testing criteria, 40 lines of resolution.


Every SR-91 polarized lens offers:

  • Razor Sharp Optical Clarity
  • Unsurpassed Glare Reduction
  • A thin profile and is ultra lightweight
  • Superior scratch resistance and durability
  • Impact resistance - exceeds ANSI Z87.1 for high mass impact
  • Lifetime Guarantee against delamination, cracking or splitting
  • Filtering of all harmful UV rays and blue light.

SR-91 Rx lenses are available in Single Vision and in Freestyle Progressive. Ideal for both sport / performance and fashion frame mounts - full-frame to rimless. SR-91's advanced technology ensures that every lens offers high-resolution clarity, light weight and impact-resistance. And every SR-91 lens is guaranteed for a lifetime against delamination, cracking and splitting.

Just ask your Eye Care Professional to fit you with the most advanced polarized lens material, SR-91.

Eye Care Professionals, please contact us to find out which labs are members of our Premium Lab Network.



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