Sunglasses fashion, beauty, radiation protection, these features allow people prefer to wear Tiffany and Co Key Necklace Jewelry Outlet sunglasses, but the experts pointed out, time to choose sunglasses doubly careful not only concerned with the design, but ignored sunglasses quality problems. The following four failed Never wear sunglasses:
1, anti-UV sunglasses feature a misnomer. Good sunglasses lenses can block 99% of UV rays, while the logo have UV400 lenses are 100% (99.99%) to block ultraviolet rays. Poor wear UV protection sunglasses, his eyes as if seen in the dark matter, then the pupil becomes large, but will be a lot of residual ultraviolet injection in the eye, the eye hurt. Better go to the store to buy or shop in the high-profile flagship store to buy or purchase. Certainly not enough to buy a small stall on, although those sunglasses can block UV rays, but the lens does not work in place, that is substandard, do not buy it because it was cheap, poor eye eyes will cause varying degrees of damage.
2, the transmittance failed sunglasses. After wearing the sunglasses, will have traffic signals to identify obstacles, can easily cause accidents. All of Cheap Ray Bans Wayfarer Sunglasses Outlet Sale sunglasses, including a professional driving except mirror, sport mirrors, mirror…… myopia fishing and reading glasses) identification method is simple, can be placed in front of sunglasses, observe distant targets through the lens, such as window frames or door frames etc., and then moved up and down around the glasses, the goal should not have to swing and wavy deformation.
3, Sunglasses category identifies unlabeled. Sunglasses are generally divided into three categories, namely for the sun visor mirror, light mirror for decoration and for anti-radiation snow blindness or special waterproof flat mirror. If you do not identify product categories, consumers buy sunglasses unable to correctly identify the purpose, affect the results.
4, the fight against performance does not meet the requirements of sunglasses. When the lens is easily broken by external impact, debris would form a lethal damage to the human eye. Frame material is also very important, generally sheet, aluminum-magnesium alloy, pure titanium. The demand for the different requirements of the sun are not the same, there are dedicated as polarizing sports mirror movement, driving mirror polarized, polarized fishing microscope at the time of purchase, you can ask for professional use clear sunglasses.
Experts advise consumers to buy Fake Oakleys Frogskins Sunglasses Cheap for Sale sunglasses should go to regular stores to buy well-known brands; should buy first try, and compare the color to wear if the change before and after significant wear to wear sunglasses to see the color of the object is not distorted appropriate.
In sun lenses will faint what is the reason?
Bring sunglasses go there if feeling dizzy, there may be a mirror feet tightly, nose pad site discomfort resulting from pressure, or the lens itself steradian, prisms and other parameters resulting from unequal. About multicolored lens phenomenon, in principle, has nothing to do with dizziness, but may result in poor visual effects. Multicolored problem may be due to the process of problem or when the lens of the fluid injection. Normal stresses of our glasses are from China professional manufacturer of high-end glasses and a long history of Taiwanese manufacturers. Should be controlled in this regard is good, but sometimes it is inevitable that undesirable phenomena. After all handiwork. 8 is also the number of bends over with prescription sunglasses, may also cause dizziness. Added: mostly angle adjustable nose pads, dizziness sunglasses are also most likely fail, you should stop wearing.
Experts advise: Children under 6 years old are not suitable for long wear Cheap Mac Cosmetics Makeup wholesale Outlet sunglasses because of their visual function and development does not reach adult levels, prolonged wearing sunglasses may form amblyopia.