Comprehensive answer
Not ‘tinted’ glasses can protect the eyes
Generally gray, green, and brown are preferred
In addition to being able to In addition to protecting the eyes, it can also prevent the skin around the eyes from being attacked by ultraviolet rays and slow down aging. But does the darker the sunglasses, the better it can block the sun’s damage to the eyes?
The eyes are the most sensitive part of UV light. If the eyes are stimulated by ultraviolet rays for a long time, it will damage the cornea, lens, retina and other tissues, resulting in corneal endothelial damage, solar keratitis, ultraviolet light cataract, macular degeneration and other eye diseases.
Therefore, the most important purpose of wearing sunglasses should be to reduce the damage of ultraviolet rays to the eyes. Inferior sunglasses or some high imitation sunglasses often do not have the ability to block ultraviolet rays, because the reason why sunglasses can block ultraviolet rays is that a special coating is added to the lenses. Without sunglasses that block ultraviolet rays, due to the certain shading properties, the pupils will become larger when the light stimulation is not strong, and it is easy for the unblocked ultraviolet rays to directly invade, causing more damage than not wearing sunglasses. It is recommended to pay attention to whether there are signs such as ‘UV protection’ and ‘UV400’ on the product label when purchasing sunglasses. Choosing sunglasses is not the darker the better. Lenses of different colors have different functions, generally gray, green, and brown are better, and the color is preferably neither dark nor light.
Sunglasses
are not for everyone
Not suitable for glaucoma patients and children
Even good sunglasses are not suitable for All are suitable to wear. A small reminder: Glaucoma patients need special attention. No matter what kind of sunglasses it is, it will reduce the entry of light to varying degrees. In order to see clearly, the pupils of glaucoma patients will naturally enlarge, which will further increase the already high intraocular pressure, leading to the deterioration of the condition and the appearance of eyes and vomiting. Symptoms, such as severe blindness. Therefore, glaucoma patients or people with a family history of glaucoma should not wear sunglasses. In addition, because children are in the stage of visual development, they need light to enter the eyes to stimulate the development of ocular nerves, so the entry of light should not be artificially reduced. If the sun is very strong, it is best to protect your eyes by wearing hats, umbrellas and other means. The elderly with degraded vision, color-blind patients and people with optic retinitis should not wear sunglasses.
Some people wear sunglasses whether outdoors or indoors, day or night. In fact, by doing so, you are constantly hurting your own eyes. In places where there is insufficient light, the eyes are constantly adjusted in order to see things clearly, which leads to the appearance of ‘sunglass syndrome’. If the time is long, the vision will deteriorate, and eventually it will cause long-term damage to the vision.
The lens color of sunglasses that can best protect the eyes should not be too dark or too light. Sunglasses like gray, tan or green work best, not only to effectively resist UV rays, but also to protect the eyes from the sun. Sun damage. In addition, experts say that children and friends with glaucoma should not wear sunglasses.
Reference answer source source website: [Baidu know] What color of sunglasses to choose to protect the eyes?
Gray: It absorbs evenly for any color spectrum, so there will be no color difference when looking at the scene, but it will only darken, showing a real and natural feeling, belonging to a neutral color system.
Tawny: It can filter out a lot of blue light, which can improve visual contrast and clarity, and is good for wearing in severe air pollution (such as sandstorms) or foggy conditions.
Green: It is a neutral color like gray, because it can increase the green light reaching the eyes, so it is cool and comfortable, suitable for people who are prone to eye fatigue.
Blue-gray: Like gray, it belongs to the neutral color system, the color is darker, and the visible light absorption rate is higher.
Mercury lens: The lens surface is coated with high density. Can absorb and reflect more visible light, suitable for outdoor sports people.
Yellow: Strictly speaking, this type of lens is not a sunglasses, because it hardly reduces visible light, but can improve contrast and provide more accurate vision, so it is also called ‘night vision goggles’, of course Night can be used for decoration.
Source website: [Baidu knows] what color sunglasses are better for the eyes
Brown series: Brown series lenses can absorb purple and cyan in the light, absorb almost 100 percent of ultraviolet and infrared rays, soft tones , so that the eyes are less prone to fatigue, it is a very good protective lens.
Gray series: It can completely absorb infrared rays and most of the ultraviolet rays, and will not change the original color of the scene. The mild and natural color is a very popular lens choice.
Green series: Like gray glasses, it can absorb all the solitary infrared rays and 99 percent of ultraviolet rays, and the cyan and red in the light can also be blocked, but sometimes the color of the scene will be changed after passing through the green lenses , but because green brings people a cool and comfortable feeling, it is also good for eye protection, so it is an excellent choice for sunglasses lenses.
Source website: [Baidu knows] What color looks good on sunglasses
Brown is a very neutral color, darker and softer than black, and can show temperament, if it is a girl, buy a brown color. For boys, if they are very rigid, buy black, and if they are more intellectual, buy brown.
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