1.74 index lenses are the thinnest eyeglass lenses for high prescriptions. These ultra-light lenses are the thinnest kind developed yet, and accommodate the highest prescriptions possible. They’re much thinner and lighter compared to 1.67 index lenses, and offer a certain level of cosmetic value too.

Are thinner lenses better?

Thinner lenses will look better. They’ll be easier to have the lens edges hidden within the frame of the glasses. They’ll look less noticeable when people look at your glasses. And, they’ll feel better.

Which is the thinnest lens design?

Tokai Lenses have an index of 1.76 making them the thinnest lenses in the world.

When should I get 1.74 high index lenses?

A high-index lens may be recommended if your optical prescription is above 2.00 diopters. High-index lenses have a refractive index above 1.50— ranging from 1.53 to 1.74.

Do I need ultra thin lenses?

If you’re moderately, or very short-sighted you’ll benefit from thinner lenses as the edge thickness of your lenses will be more visible. Between -4.00 and -6.00 we’d recommend a lens with a refractive index of 1.67, and any prescriptions over that a lens with a refractive index of 1.74 will be more suitable.

How thin are ultra thin lenses?

These ultra thin lenses are nearly 50% thinner than plastic and 5% thinner than 1.67 high index lenses, offering you the ultimate in technology and cosmetics. The thinner lens is much more flattering, reducing the distortion that high prescriptions cause when made with lower quality lenses.

What is the best lens for eyeglasses?

Lightweight, impact-resistant polycarbonate and Trivex lenses are the best choice for safety glasses, sports eyeglasses and children’s eyewear. Since then, polycarbonate lenses have become the standard for safety glasses, sports goggles and children’s eyewear.

What are the best eyeglass frames for very thick lenses?

Thick lenses add to the weight of your glasses, so lightweight frames can help counter the heaviness. Plastic or metal frames are the best options. Cellulose acetate propionate is a particularly lightweight plastic. Plastic frames tend to be thicker than metal ones, but they’re good for hiding some of the thickness of the lenses.

What is the thinnest eyeglass lens available?

Eyeglass Lens Material. Hi-Index ultra thin eyeglass lenses are the thinnest lenses available on the optical market with an index of 1.74. These lenses are recommended for those with prescriptions +/-6.00 and above and should be used with an ultraviolet protective coating for premium results.

What is the thinnest lens for high prescriptions?

If you have a very strong prescription, you should consider ultra thin high index 1.74 lenses. High Index 1.74 lenses are the thinnest, flattest, and most cosmetically appealing lens ever developed.