In intense outdoor environments, harsh glare and ultraviolet rays not only cause eye fatigue but can also lead to chronic photochemical damage to the retina. For outdoor enthusiast...
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Photochromic film lens are available in nearly all lens materials and designs, including high indexes, bifocal, and progressive. An added benefit of photochromic lens is that they shield your eyes from 100 percent of the sun’s harmful UVA and UVB rays. Because a person’s lifetime exposure to sunlight and UV radiation has been associated with cataracts later in life, it’s a good idea to consider photochromic lens for children’s eyewear as well as for eyeglasses for adults.
In intense outdoor environments, harsh glare and ultraviolet rays not only cause eye fatigue but can also lead to chronic photochemical damage to the retina. For outdoor enthusiast...
READ MORECore Principles of Optical Shielding: blue light protection In today's digital environment, the frequency of human eye exposure to high-intensity artificial light sources has incre...
READ MOREHow Blue Block Glasses Work Blue block glasses are specifically designed to reduce harmful blue light exposure to the eyes. Blue light, which ranges from 380nm to 500nm in waveleng...
READ MOREHow Blue Block Lenses Work Blue block lenses, as the name suggests, are specifically designed to block or filter out harmful blue light. Blue light is a high-energy light that rang...
READ MOREBasic Principles of Bifocal Lens and Progressive Lens Bifocal Lens refers to eyeglass lenses divided into two optical zones, typically with upper regions correcting distant vision ...
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