Education
Lens Designs:
Single Vision: Distance or Reading (1/2 arm length) or Intermediate/Computer (arms length)
Bifocal: Distance and Reading
Progressive - Distance/Intermediate/Reading
Lens Coatings:
Anti-Reflective - Reduce/Eliminate Reflection off Lenses.
Lens Treatment:
Photochromic/Transtions - Lenses darkens in sunlight and stay clear indoors.
Polarized: Reduce glare reflecting off Windshield/Water/Snow.