Lens & Treatments Explained.
We’ve made things a little easier for you by simply breaking down all the Lens and frames we offer here at iSight270.
Non-Rx
Style only customers get glare protection/scratch coating with no correction.
Single vision
One field of vision correction. Distance, Reading or Intermediate
Bifocal
Corrects for distance and reading with a viable line.
Progressive
One lens that corrects for distance intermediate and reading. Without a visible line.
Different Materials Options
Polycarbonate
Durable impact resistant lens. (Most common)
Hi-index 1.67
20% thinner then polycarbonate. Works well with customers who have stronger prescription.
Hi-index 1.74
10% thinner than Hi-index 1.67. This is thinnest lens possible for strong prescription.
Coating/Treatments
Standard Anti Reflective Coating
Reduces glare and scratches. Helps improves vision reduce eye strain. Makes glasses more attractive.
Crizal Prevencia Anti reflective
Clear lens that selectively filter blue-violet and contribute to reducing its potential harmful effects on the eyes.
Crizal Sapphire Anti reflective
Helps reduce Reflections from all directions providing better aesthetics enhance UV protection and safer for nighttime driving.
Transitions Lens
Fully clear lenses indoor once exposed to UV lighting transitions to UV protective sunglasses.
Polarized Lens
A special chemical apply to the lenses to help filter light. 100% UV protected glare reducing sun lenses.