Glasses

Glasses

Contributors in Glasses

Glasses

Lenses that provide special visual and cosmetic benefits for stronger corrections and increase edge to edge clarity. Flatter than conventional lenses, aspheric lenses reduce the "bulgy" appearance of ...

Astigmatism

Eyewear; Glasses

A misshape of the eye, where vision is blurred by an irregularly shaped cornea. The cornea, instead of being shaped like a sphere, is ellipsoidal (like an egg) and reduces the cornea’s ability to ...

Cornea

Eyewear; Glasses

The transparent front part of the eye that covers the iris, pupil, and anterior chamber, providing most of an eye’s optical power

CR-39

Eyewear; Glasses

A lightweight plastic lens material that is easily tinted to just about any color. Standard Plastic CR-39 Lenses are much lighter and less breakable than glass lenses. Traditional plastic lenses are ...

EN1836:2005

Eyewear; Glasses

A standard for health and safety applied by European Union Countries to cheque that sunglasses conform to the health and safety requirements laid down in The European Directive 89/686/EEC.