Consumers can use the following method to easily identify the intrinsic quality of the lens:
Number 1, lens should meet the requirements for flat Cheap Oakleys Radar Sunglasses Discount glass, and optical defects that do not affect vision. Easy identification, sunglasses can be placed in front of, through observation targets in the distance of the lens, such as window frame or door frame, etc, then the glasses up and down to move forward or backward, the goal should not be swinging and wavy deformation. Can watch sunglasses lenses under the fluorescent tubes on the surface of the image, move the sunglasses image appeared in different parts of the lens of the lamp, lamp images without distortion is the best, Polarized Sunglasses on the market today, and most of them use a thickness of 0.7mm resin polarized lenses, as lens thin, easy deformation in Assembly, purchase, should pay special attention.
2, lens color is not partial, should enable the ambient color distortion. In front of not wearing sunglasses, to observe the color objects such as red, blue, green, yellow and wearing Cheap Tiffany and Co Necklace Jewelry Outlet sunglasses, observing the same object twice observed color is not the color, otherwise it will reduce the capacity to identify the traffic lights. Color sunglasses eyeglasses for paying particular attention to this identification.
Sunglasses worn undue susceptibility to diseases of the eye, cloudy and there is no need to wear sunglasses indoors. There are people who don't, regardless of the Sun's intensity, even at twilight, dusk and in the movies, television, wearing sunglasses, which would inevitably increase eye adjustment burden, causing a muscle tension and fatigue, vision loss, depending on the blur, severe symptoms including dizziness, not long as appears. Development of Visual system is not yet perfect, such as infants, children should not wear sunglasses.
In addition to glass sunglasses, other Sunglass lens material abrasion resistance is not high, the consumer should note the Fake oakleys frogskins sunglasses cheap for sale sunglasses frequently surface, when clarity effects when worn, be replaced in time.