Glasses

Glasses

Industry: Eyewear

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Glasses

Transitions lenses

Eyewear; Glasses

Photochromic lenses that transition from clear to dark in the presence of ultraviolet light and block 100% of harmful UV rays. Innovative photochromic technologies have produced unparalleled lens ...

Corrective eyewear lenses containing regions with three distinct optical powers. The three standard regions are distance at the top, intermediate in the middle and reading towards the bottom of the ...

Ultraviolet (UV) radiation

Eyewear; Glasses

Invisible to the eye, prolonged exposure to solar UV radiation may result in acute and chronic health effects to the eyes. UVC rays are the highest energy, most dangerous type of ultraviolet light ...

Visible light

Eyewear; Glasses

The part of the light spectrum that the eye recognises as color. The eye can be protected from excessive amounts of visible light through protective eyewear.

Wrap frame

Eyewear; Glasses

A frame that wraps around your face. Wrap around sun glasses are popular.

Lens materials

Eyewear; Glasses

The right lens is just as important as the frame shape, colour or size. The lens choice will determine the thickness and visual accuracy of your prescription. FramesDirect.com recommends ...

Infrared (IR)radiation

Eyewear; Glasses

Radiant energy not normally considered harmful but that can cause a burning of the unprotected eyes, especially for contact lens wearers. Be sure your sunglasses stop IR radiation.