Photo-Chromatic Lenses: Your Eyes Are Precious Protect Them.
Your eyes are precious and in order to protect them from ultra violet rays of the sun you should go for a set of photo-chromatic lenses for your eyeglasses. Photo chromatic lenses may be made of plastic, glass or polycarbonate but the material of the lens have molecules that react to the UV rays of the sun. The lens darkens when expose to the sun and protects your eyes from direct contact with the UV rays of the sun.
The photo-chromatic lenses primarily came to existence around late sixties. In present time you can find these lenses with a huge range of frames available for affordable prices before they use to be very costly. The utilization of microcrystalline silver halides provided the special photo-chromatic properties to these lenses in late sixties.
The amazing properties of these lenses were applied on plastic lenses after using them on high index lenses. The plastic lenses have been equipped with exceptional photo-chromatic properties by using naphopyrans and oxazines. These lenses have the great property of getting darker when exposed to sun. Photo-chromatic lenses makes you look stylish and protect your eyes from harmful impacts of sun rays.
If you spend most of your time working or playing under the sun your choice of lenses should be photo-chromatic. People from different professions wear these eyeglasses. These eyeglasses are preferred mostly by all individuals, sportsman and professionals. Beside everything else these lenses are preferred for every daytime activity like playing, driving and working. These lenses are not responsive to artificial light so the fear of see through dark lens does not exist while you are in a room or indoor areas.
These lenses are the ideal mix of style and comfort. There is a huge variety of frames available for them which make you look more elegant. With the property of getting dark when exposed to sun has made these lenses well-known amongst the buyers and if your daily routine involves outdoor activities you should buy one today.
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