Choose sunglasses cannot careless

Choose sunglasses cannot careless

Choose sunglasses cannot careless

Although sunglass is one of the things we are familiar with, but many people choose and buy of sunglasses has a lot of misunderstanding! Many people think, the sunglasses to be able to cover the sun is ok, in other words, they think to do not have necessary buy formal Oakley sunglasses, generally buy a few dollars in its sunglasses can bring! Actually, a lot of people do not know, you take the cheap sunglasses, your eyes have been badly hurt!

Some wore sunglasses to tears, photophobia patients. Most of their choice are those red and green sunglasses, light and contrary to medical claims. In accordance with relevant principles, wearing Oakley sunglasses too deep color will make the eyes in a darkroom environment, the human eye in a dark environment the pupil will be automatically extended, long-term expansion of the pupil is apt to cause glaucoma and other illnesses.

Not like the professionl Oakley sunglasses, more low-quality sunglasses will result in UV penetration into the eye, can trigger solar keratitis, corneal endothelial damage, eye diseases such as macular discoloration.

Professor, mainly to see the correct choice of sunglasses ability to protect the eyes, wear sunglasses in the purchases and to pay attention to the following aspects of Ray ban sunglasses:

1. The degree of lens lenses should meet the requirements of the plain. Placed in front of the sunglasses, observe distant targets through the lens, the target should not wobble and wave-shaped deformation;

2. Observe the objects can not wear sunglasses color cast;

3. To see whether the labels to the regular business production, technical parameters to see whether the meet the standard UV (UV-400 above);

4. Regardless of the strength of sunlight also wear sunglasses, will add to the burden of adjustment eye, causing eye strain and fatigue, vision loss, severe dizziness and other symptoms appear.

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