фотохромия

фотохромия

These lenses automatically turn dark in bright light and lighten indoors. The lenses are activated by ultraviolet light and will not darken behind the protection of your windshield. Lenses such as Transitions® Lenses don’t get quite as dark as normal sunglasses nor do they get perfectly clear when they lighten.

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Valdkond/domeen: Eyewear
Category: Glasses
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пресбиопия

Eyewear; Glasses

Inability to accommodate focus difference between distance vision and near (reading)

линзаның түсі мен реңі

Eyewear; Glasses

Fashion tints or tints to protect light-sensitive eyes are also available in a wide range or colors, including gray, rose, yellow, G 15, brown, blue, purple and gradient tint ...

УК сүзгіш

Eyewear; Glasses

A lens coating, either on or embedded in the lens, that filters UV radiation.

ANSI Z87.1 стандарттары

Eyewear; Glasses

Safety standards that must be met for glasses to be considered safety glasses. Watch the Oakley High Velocity Impact video to see the results!

асферикалық линзалар

Eyewear; 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 ...

астигматизм

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 ...

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Valdkond/domeen: Online services Category: Search engines

eBay Mobile

eBay's new search platform for mobile devices. There has been rumors that eBay hopes to replace Google as the first place that people look on their ...