Blue Violet Light Filtering Lenses

Preventive action against blue violet light the accumulated attacks of harmful light on our eyes over time should not be ignored.

Blue violet light filtering lenses.

Crizal prevencia lenses are no glare lenses that block out blue violet light while still allowing beneficial blue turquoise light to pass through. This light filtering lens coating is referred to as invisibles blue. Uvex skyper blue light blocking computer glasses. The company embeds the filtering technology into the lenses so they filter 50 of all blue light and nearly 90 of the highest range without distorting color.

4 the normal crystalline lens absorbs uv light up to 400 nm. Research has shown that lenses that block blue light with wavelengths less than 450 nm blue violet light increase contrast significantly. The use of a combination of photocromic lens with a selective blue violet light filter showed functional benefit in all evaluated patients. If you re spending your day on the computer you should be putting on blue violet light filtering lenses to improve screen contrast and your comfort.

More precisely the blue light portion comprises violet light 400 to 440 nm and blue light 440 to 500 nm. Because rod sensitivity peaks at 507 nm theoretically blue light filtering lenses may adversely affect scotopic vision. To compare the clinical outcomes after cataract surgery and implantation of a blue light filtering iol acrysof iq sn60wf or a violet light filtering intraocular lens iol optiblue zcb00v. What are blue light blocking glasses.

That means if you. Therefore computer glasses with yellow tinted lenses may increase comfort when you re viewing digital devices for extended periods of time. Essilor offers filter lenses against uv and blue violet rays to help you prevent age related macular degeneration amd and cataracts. 1 3 the human cornea filters uv light of less than 300 nm.