eye glasses
automatically updated properties
Deuterium, also known as heavy hydrogen, exhibits three separate properties: Physical properties, quantum properties and nuclear properties (the deuteron).
The differences in chemical properties are not significant (excepting protium and deuterium); the physical properties are different.
All solids do no have same properties. They possess different properties.
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You can purchase photochromic (color changing) paints at most automotive paint stores.
Photochromic lenses are polarized for better glare protection and also will have a very unique, colorful look to them.
eye glasses
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Photochromic Sunglasses are the eyeglasses that gets darken when exposed to the sun. Created by Corning in the late 1960s and popularized by Transitions in the 1990s,these are also sometimes called photochromatic. Lenses in photochromic sunglasses rely on a specific chemical reaction to UV radiation.
they turn darker in sunlight
Photochromic Sunglasses are the eyeglasses that gets darken when exposed to the sun. Created by Corning in the late 1960s and popularized by Transitions in the 1990s,these are also sometimes called photochromatic. Lenses in photochromic sunglasses rely on a specific chemical reaction to UV radiation.
they are materials that have a high tendency to do absolutely nothing .
It means changing colour in resonse to light.
Photochromic lenses.
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.