[Sunglasses] What problems do you need to pay attention to when you buy Sunglasses in Sunglasses?

The strong sunlight contains a large amount of ultraviolet and infrared, which may damage the cornea, crystal, and even the bottom of the eyes. Wearing a pair of Sunglasses can cover or absorb a part of the light to reduce the stimulation of the eyes.In recent years, due to everyone's importance to health, many When people go out in the hot summer, they all like to wear Sunglasses to reduce the stimulus of sunlight. Some people also like to decorate it.Sunglasses There are many types of types, and they should be selected according to different needs.

What are the color of Sunglasses

Pink lens

This is a very common color.It can absorb 95%of ultraviolet rays, and some short wavelength visible light.In fact, such functions are similar to general color lenses. This means that pink lenses do not have a greater protection effect than ordinary lenses.But for some people, it is still quite psychological to help, because they feel more comfortable to wear.

Gray lens

Absorbing infrared rays and 98%ultraviolet rays.The biggest benefit of gray lens is that the original color of the scene is not changed due to the lens, and the biggest is satisfactory that it can effectively reduce the strength of the light.

Green lens

Green lenses can be said to be represented by the "Ray Peng series" lenses. Like gray lenses, it can effectively absorb infrared light and 99%of ultraviolet rays.But green lenses can make the color of some scenes distorted.Moreover, the effect of blocking light is slightly inferior to gray lenses. However, green is still not excellent protective lenses.

Brown lens

This kind of lens is similar to the type of light of light, but it absorbs more blue light than green lenses.Brown lenses cause color distortion than gray and green lenses, so the satisfaction of ordinary people is also lower.But it provides another color choice, and it can slightly reduce the halo of the blue light to make the image clearer.

Yellow lens

It can absorb 100%ultraviolet rays, and allows infrared rays and 83%visible light penetration lenses.The biggest feature of yellow lenses is that most of the blue light is absorbed.Because when the sunlight is too atmospheric, it is mainly expressed in blue light (which shows why the sky is blue).After the yellow lens absorbs the blue light, it can make the scenery of nature more clear. Therefore, yellow lenses are often used as a "filter", or hunters are used when hunting.However, no one can prove that the shooter is better because of wearing yellow glasses.

What problems need to pay attention to when buying Sunglasses

Medical experts suggest that when you buy Sunglasses, you can judge according to whether the vision is clear.To buy high -quality Sunglasses, the only thing that can do is to buy Sunglasses in optical specialty stores and regular glasses shops.

The human body has the instinct of self -protection. When the eyes encounter strong light, the pupils will naturally become smaller, making the ultraviolet energy of the eyes enter the eyes decrease. Once wearing glasses without ultraviolet function, it will enlarge the pupil.The glasses do not have the effect of isolation of ultraviolet rays. At this time, the eyes are equal to the portal opening, and letting ultraviolet rays enter, the damage to the eyes can be imagined.

Sunglasses can block ultraviolet rays because a special layer of coating film is added to the lens, and inferior Sunglasses not only cannot block ultraviolet rays, but also severely reduce the light transmission of the lens, make the pupils larger.Damage.In addition, inferior lenses also cause visual fatigue symptoms such as nausea, forgetfulness, insomnia.

The color of Sunglasses is superior, followed by light gray, tea, or light smoke, followed by green, amber, blue, etc. Red is used as a sunbathing or snow.

It is best to use polarized Sunglasses in a car because they can weaken the dazzling strong light.

If you can see your eyes very clearly after you put on Sunglasses, then your lens color is too light.

When the sun goes down the mountain, it is best to move to Sunglasses, otherwise, our vision will be affected in a weaker place.

You should choose a regular manufacturer to produce a Sunglasses in regular manufacturers at a regular glasses shop.

Pay attention to the surface of the lens when selecting.

Thin -faced people are suitable for round mirror frame Sunglasses.

Face -shaped mirror frame

Sunglasses are the focus of the entire face, which strongly outlines the outline of the face, just like a thick waist Belt highlighting the small waist of the skirt.What kind of face shape, what mirror -frame Sunglasses should we wear?The following is the suggestion of optometry Chen Huifen: MIU MIU ultra -thick plastic Sunglasses play black and white, and the feet design is clear.

1. Ellipse face shape: with Square, or smaller positive rectangular frame Sunglasses.This face is the most pleased, suitable for any kind of frame.

2. Round face shape: Sunglasses with larger lenses, the best frame with rectangular frames, outlines outline.

3. Face shape: with a round or elliptical frame, it is wide and light enough.

4. Mounthole face shape: with a piece of mirror frame.