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Nowadays, wearing fashionable sunglasses have become a people’s style statement. It has become an essential element of precaution. Actually, as an Australia leading online eyeglasses vendor ‘Cheapglasses123.com’ prominently promotes its sunglasses frames with all new own brands and models.
Many eyeglasses online store included non prescription sunglasses, prescription eyeglasses and sunglasses, bifocal or progressive sunglasses and so on. The best one part is significant discount on all sorts of sunglasses. Summer is approaching, and most of us rush to our eye specialist for their suggestion and recommendation about eyeglasses whether cheap one or the expensive one will be perfect for you. Of course, there is difference between cheap and expensive one, might be not up to the greater extent. The most interesting and important reason is suitable to process with the lenses of people chose.
The skins around our eyes are very sensitive, and it is extremely prone towards UV rays. So the skin cancer is dangerous for people’s health. The mostly experts smartly explained the complete technical aspects. They briefed characteristics of sunlight and its wavelength. They briefed about ultra violet rays as well. They quoted how lethal amount of energy falls upon our eyes through UV rays. Eventually, it turns into tissue metabolism and severely damages our eyes. Normally, sunglasses are processed with UV protective and scratch-resistant coating on both lenses surfaces.
The above mentioned explanation is just for the sake of awareness. It approves how sunglasses to choose a practical value over a style. In fact, we don’t have any excuses to say that sunglasses are useless. Prescription sunglasses have many different styles. Some one may have a sporty look but also much lighter frame. There are also brands offering prescription sunglasses that have large size frames and lenses, great for trendy women or men. They are unisex. Lenses color may also vary in these prescription sunglasses like a black or dark brown and a hot yellow or a cool blue.
Thus, whatever is the size, color and style, as long as it fits you and makes you looking great and comfortable, it is worth it. With the fashion prescription sunglasses, could make them a great choice for the summer season. Get the top quality eyeglasses frames now, before they are all snapped up at OZglasses.com.
What kind of Prescription Sunglasses could change from clear when I’m inside, to dark when outdoor?
Lenses with photochromic, this kind of prescription sunglasses could change from clear inside to dark outdoor, which refers to a specific chemical reaction the lenses have to ultraviolet (UV) radiation. It is also called transition lenses, because of the extreme popularity of the Transitions brand.
Now, prescription sunglasses strongly desired by the market, especial for the hot summer. Comparing to the traditional sunglasses, prescription sunglasses have the eyesight corrective function for bad eyesight. According to the fabrication technique of lenses, sunglasses can be categorized into two types. They are the tinted lenses and the photochromic lenses. Both of them are available in different lenses materials.
Sometimes, the tinted lenses always keep the original color. They are available in several colored stems, such as: brown, gray, orange, rose, yellow, G-15 (Greenish Grey) and blue, etc. Usually the dark colors are better to block the harmful rays, and the light colors are used to add your fashion, so if you are most of the time being exposed to strong lights like by the sea, you are recommended to wear the sunglasses with dark colors. Besides, some kind of color may have its special function. Such as, the lenses with yellow color are the best choice for shooters in order to decreases the haze and make the target object clear. The gray, brown, and G-15 with function are well in the common UV rays prevention.
Photochromic lenses are great for those that wear eyeglasses, who can not wear sunglasses unless they are prescription. You either break the pair you are carrying or lose them. If you choose to wear it, you can wear them for simple eyeglasses and sunglasses. Photochromic lenses have many molecules embedded in them. These molecules are transparent to visible light when in the absence of UV light, so the lenses will be light. When in the presence of UV rays, the molecules react and change shape. When this happens the molecules absorb some of the visible light causing the lens to darken. In a word, the brighter sunlight is following the darker lenses.
However, not every lens is suitable for everyone. For example, the photochromic lenses are not fit for the drivers, because the glasses in front of the car will block many UV rays and the sunglasses with photochromic lenses are not able to receive enough UV rays. Therefore, it is actually not dark inside the car.
More and more online optical stores sale discount prescription sunglasses. The cost of tinted lenses or transition lenses is much cheaper than you think. Comparing pricing of favorite brands that have what you need. You could find a bargain from Cheapglasses123.com. Wonderful!
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