The 2 times comparison refers to typical clear 1 50 and polycarbonate hard coated lenses.
Transition lenses block blue light.
Most are meant to be worn during the day while working in front of a computer and at night to prevent the blue.
Photochromic lenses sometimes referred to as transition lenses are eyeglass lenses that will turn dark resembling sunglasses in sunlight and become clear again when indoors this is the result of chemical responses to the presence and absence of ultraviolet light.
3 transitions xtractivelenses and vantage lenses block 34 to 36 of harmful blue light indoors excluding cr607 transitions products which block 27 to.
Many blue light blocking glasses you can buy also claim to help reduce eye strain.
Although photochromic lenses were designed for a different purpose they do have blue light blocking capabilities.
Outdoors they reduce exposure to the sun s harsh glare and filter more than 8x more harmful blue light than clear lenses.
Transitions adaptive lenses help protect against harmful blue light both indoors and out with style to spare.
Photochromic lenses are eyeglass lenses where photochromic molecules on the lens react to light and change their structure causing the lens to darken.
Zenni s blokz blue blocker lenses are blue light blocking lenses that are designed for all day wear and protection from blue light.
Indoors transitions signature lenses filter 1 4x more harmful blue light than a basic clear lens.
While uv light and blue light are not the same thing blue light can still be harmful to your eyes especially through prolonged exposure to digital screens and direct sunlight.
Get adaptive lenses and designer sunglasses for uv protection from transitions.
The most popular manufacturer of photochromic lenses in the u s.
Whether you re a heavy computer user or not blokz can be worn like regular glasses to protect your eyes from harmful blue light emitted from any digital device as well as artificial fluorescent and led light exposure.
Understanding how they work and the best ways to prescribe them adds an important tool in your arsenal to enhance the patient experience and increase the perceived value of the glasses you provide at an in office eye exam.
2transitions lenses block 20 to 36 of harmful blue light indoors excluding cr607 transitions signature vii products which block 14 to 19.
With exclusive chromea7 photochromic technology these lenses are ideal for glasses wearers who are both inside and outside during the day blocks 100 of uv rays helps protect from harmful blue light indoors and out.