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What is the benefit of having photochromic lens on your sunglasses?
Wiki User
∙ 14y ago
The advantages of having photochromic lens on your sunglasses are not only convenient (ability to go from outdoors to indoors with changing eyewear) but they enhance vision of patients with various ocular pathologies (diseases) and those who have light to moderate sensivity to light.
Wiki User
∙ 14y ago
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What is the definition photochromic?
Photochromic refers to a type of lens that darkens when exposed to UV light and clears up when not exposed. These lenses are commonly used in eyeglasses and sunglasses to provide protection from sunlight.
How do you remove the lens from sunglasses?
you punch it out with your thumb
What are the advantages of photochromic pain?
you were wearing photochromatic sunglasses then you would not have had to take off and then put on your sunglasses. The lenses would have reacted to the change in light conditions and would keep your eyes well protected throughout your journey. A photochromatic lens will only alter in the area subjected to change in light, therefore if only one part of peripheral vision is subjected to an increase in light intensity then only that part will change. Every area of the lens is fully independent from all other areas.
What is lens base 9D on Rayban sunglasses?
This is the depth of a pair of sunglasses. 1d is straight, 9d is very curved. So 9d lens bases will also cover the sides of eyes...
Why should I buy oakley radar sunglasses?
Oakley Radar sunglasses come in 3 sizes. At Oakly the size of the lens is based on the cut of the lens ,with the blades being largest. On average they will run you about $180.00.
What do you call the lenses used in spectacles that become light or dark according to the intensity of light?
The technical term for a lens that has a variable tint is aphotochromic lens (also called photochromatic if you are in America). One of the most well known and commonly sold brands of photochromic lenses are "TRANSITIONS". Photochromic lenses get darker when they are exposed to ultra-violet light, not when you are indoors in a brightly lit room with artificial lights. Photochromic lenses are best suited to slightly cooler climates as they react much quicker and will go darker when they're cold compared to using them in a very hot climate.
What are items that refract light?
sunglasses, microscope, hand lens/magnify glass
What does the XL stand for in Oakley sunglasses?
XL stands for extra large lens
What is a type of eyeglass?
There are many types of eye glasses like prescription eyeglasses, sunglasses, prescription sunglasses etc. For more information about eyeglasses and to purchase eyeglasses you can visit http://www.globaleyeglasses.com/
Who is the current CEO of Lens Crafters?
Dave Browne is the CEO of Lens Crafters. Its headquarters is in Mason, Ohio, and it produces eyewear, glasses, and sunglasses.
Looking to see who replaces lens for gargoyle sunglasses?
you can find replacement len's on eBay
How big are 58mm sunglasses?
5,8 cm per lens + 1,4 cm bridge
