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2012 Results - Essilor

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Understanding Light’s Crucial Role in Everyday Health<br />

Most of visible light is essential & beneficial<br />

› Acuity<br />

› Color perception<br />

› Pupillary reflex<br />

› Control of non-visual functions (circadian rhythm)<br />

Part of the light spectrum is harmful and even toxic<br />

› UV can cause crystalline lens opacity & cataract (possible surgery)<br />

› Blue light can cause retinal cell damage & AMD (no curative solution)<br />

NON-VISIBLE<br />

UV<br />

280nm<br />

380nm<br />

BLUE<br />

500nm<br />

VISIBLE<br />

780nm<br />

<strong>2012</strong> <strong>Results</strong> 44

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