Eyeglasses have come a long way over the years. As the general population continues to age, more and more people are wearing glasses. Eyeglasses themselves have become fashion accessories. Because there are so many varieties of lenses on the market consumer awareness is more important.

Materials:

  • Plastic lenses are thin and light making them comfortable to wear.  They are also fairly impact resistant, and can be treated with a variety of anti-scratch and anti-glare coatings.
  • Polycarbonate are the lightest and most impact resistant lenses. This makes them suitable for sports eyewear, safety eyewear and children’s glasses.

Types:

  • Single vision
  • Bifocal
  • Progressive lenses
  • Free form progressive lenses
  • High index (thinner lenses for strong prescriptions)
  • Photochromatic
  • Computer lenses
  • Safety lenses
  • Tinted lenses can be functional or fashionable. Lens tints can be uniform or gradient.
  • Sunglasses soften indoor or outdoor light. Lightening gradually from top to bottom.

Coatings

  • Scratch resistant coating
  • Anti-glare coating
  • UV coating
  • Mirror coating

 

Lens coatings serve many purposes: anti-scratch coating minimizes lens abrasions; anti-reflective coating eliminates frustrating reflective glare; metallic or mirrored coating is popular with sunglasses; and UV coating blocks solar ultraviolet radiation.