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  1. Rx-Safety Help Center
  2. Lens Information

Lens Information

Information all about lens materials, types, colors and Coatings

High Index Lenses

  • Should I add Anti Reflective coating to my high index Glasses?
  • Why Do I want High Index lenses for my regular Glasses?
  • How much thinner will the 1.74 vs. 1.67 index lenses be? Will there be a significant difference?
  • High Index 1.74 Lenses: Ultra Thin Prescription Glasses

Lens Tints

  • What is the difference between Transition Xtractive Gray and Transition Gray?
  • What is the difference between tinted sunglass lenses and polarized sunglass lenses?
  • What is the American Gray/G-15 Sunglass Lenses Tint?
  • Is AR coating or AR w/ blue blocking useful if I order Transition lenses?
  • What are Transition Signature Lenses?
  • All about the different Lens Colors offered by Rx-Safety

Lens Types

  • Do you make progressive lenses?
  • Can you get glasses or safety glasses with transition and progressive lenses?
  • What are the Advantages of Digital Single Vision Lenses?
  • What is a Flat Top 28 Bifocal Or FT-28 Bifocal?
  • What are Progressive Bifocals or No Line Bifocals?
  • Double Segment Bifocals
See all 8 articles

Lens Coatings

  • What is Permanent Anti Fog Coating?
  • What is Anti-Reflective Coating or AR Coating, and What does it do?
  • Should I get a Scratch Coating on my Polycarbonate Lenses
  • Lens Coating Options

Lens Materials

  • Is AR coating or AR w/ blue blocking useful if I get Transition xtractive Polarized lenses?
  • What are Polycarbonate Lenses?
  • What Are Trivex lenses?
Rx-Safety Help Center