Technology has yet to come out with scratch free lenses but most lenses can be treated with scratch resistant coating to prolong the life of the eyeglasses.
Scratch resistant lens coating.
Hcoating is a uv curable hard coat much more scratch resistant than most uv coatings commercially available.
The coating is applied when the lens is manufactured and can t be put on later.
No spectacle lenses not even glass lenses are scratch proof.
A scratched up pair of eyeglasses can compromise vision and be a source of annoyance.
Once cured hcoating adheres to all kinds of lens materials including polycarbonate cr 39 trivex mid index and high index up to index 1 74 lenses.
In many cases eyeglass lenses come bundled with certain coatings commonly those that reduce reflections or bolster scratch resistance.
A scratch resistant coating is a special process done to both the front and the back of the eyeglass lenses during the manufacturing process.
Five common treatments to know about.
Since scratch resistant coatings are sometimes optional make sure your optician knows that you want your eyeglass lenses to include hard coating for extra durability.
Don t let scratches distort your vision.
A protective coating can t be added to a lens after it s scratched.
The company combined its own technology with nasa s and produced a superior lens.
Enhanced scratch resistance helps protect your lens investment while offering dust and dirt repellence for clearer vision and less frequent cleaning.
In 1983 foster grant obtained a license from nasa for the scratch resistant coating technology.
Learn more about crizal avancé uv lenses.
Be sure you don t pay extra for a coating that s.
I recommend adding a scratch resistant.
Lens coatings are meant to protect your eyes from light or increase lens durability.
Their scratch resistant lenses lasted with normal wear ten times longer than the most widely used plastic optical lenses surpassing even glass.
Also ask about the warranty on eyeglass lenses that are treated with scratch resistant coating versus those without the coating.
Eyeglass lenses tend to scratch with use or neglect.
It can be cured under uv light in seconds.
Water droplet on coated lens.