China of adults,while less than 2 pupillary distance of most import large

Anatomy and physiology,is called the infraorbital hole,this hole,important nerve branches,ie you have the trigeminal nerve infraorbital nerve,it shows that there is a small hole in the bottom of the eye.It is,tear eyes of skin and nose,is located in the split between the director sensory function.More than 2 ? After three weeks appears sunglasses wearing weight and mirror sunglasses is due to compression of the ring infraorbital nerve in concentration,it can lead to nerve distribution area of ??discomfort.Prevention syndrome sunglasses,it will need to correct the rationalization of the sunglasses of selection and use.Please do not select the big glasses.Since such frames are mostly imported,glass China of adults,while less than 2 pupillary distance of most import large glass of the optical center,which is based on the design of the alien face,wearing large,to improve regulation function of the eye burden,damage eyesight.As stalls selling cheap sunglasses is very rough,the thickness of the lens is changed,the color is not uniform,optical performance is poor,easy to wear to headache,eye pain,causing fatigue and discomfort There is a possibility,in many cases,I will lead to wear easily blindness these bad sunglasses.Secondly,it was not over a large sunglasses as much as possible.In the case of sunglasses syndrome,10? 20 times on each side of the nose,after picking mirror palm along the track,in order to shorten the time of the massage must wear the eyeglasses,to stop wearing it is necessary.Glasses and also to wear wearing sunglasses and myopia lens discoloration clips and myopia,if short-sighted people who want to wear your sunglasses,you can use the tool.Prone to issue 14 Summer the world of sunglasses,fashion,beauty,in radiation protection,these features,but you can prefer that people wear sunglasses,but experts selected sunglasses will focus only on style,sunglasses It pointed out that it is aware of the double so as not to ignore the quality issues.The next four,wearing sunglasses was never fails:1,anti-UV is misnomer sunglasses.Good sunglass lenses,it is possible to prevent more than 99% of UV rays,the identification UV400 lenses had 100% of blocking ultraviolet rays (99.99%).
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