Will children’s vision be affected if they wear sunglasses when going out to play?

Introduction: Summer vacation is here, and some parents are preparing to take their children to travel. The sun is shining brightly, so sunglasses are a must when going out. So some parents also want to buy sunglasses for their children, but they are worried that it will affect their children's vision. So will children wearing sunglasses affect their vision?

Will children wearing sunglasses affect their vision?

Ultraviolet rays of various wavelengths can cause vision loss and lead to ultraviolet conjunctivitis. As a result, sunglasses that can KO ultraviolet rays were born. They have not only become a must-have item for fashionable girls when going out, but also become a powerful tool for children to protect their eyesight outdoors. But these sunglasses, which are endowed with great functions, actually cause children's eyesight to decrease after wearing them! I was so shocked that I cried.

Wearing prescription and substandard sunglasses will not only affect children's vision, but also induce some eye diseases.

Wearing prescription sunglasses will affect your child’s vision and may cause blurred vision or symptoms of visual fatigue. In fact, sunglasses of substandard quality may cause vision loss in children after wearing them.

When children wear substandard sunglasses, their pupils will become enlarged due to lens obstruction, which will increase the amount of light entering their eyes. However, because its ultraviolet transmission ratio is higher than the visible light transmission ratio, it will cause serious damage to children's eyes, leading to diseases such as keratitis and cataracts.

When parents choose sunglasses for their children, it is best to choose sunglasses from big brands and reliable quality. When selecting, use a straight-line reference object as the standard. After putting on the glasses, slowly move the position. If you find that the straight-line object is bent, then do not wear such sunglasses for your child.

How old should children be to wear sunglasses?

When wearing sunglasses for children, don’t do it with a playful attitude, let alone choose sunglasses casually. In addition, if the outdoor temperature is relatively high, it is recommended to keep children indoors to protect their eyes and prevent heatstroke. How old should children be before they can wear sunglasses?

It is August, which is the peak travel season. Some parents will take their children out to play. In order to block the glare, they may put on sunglasses for their children. Some parents may also feed their children to become more Cool, put sunglasses on them too.

However, children under the age of 7 are not suitable for wearing sunglasses. Children aged 3-6 years are in a critical period of visual development. Wearing sunglasses at this time may affect visual clarity, so parents are recommended to wait until their children are 7 years old before wearing sunglasses. In addition, you cannot wear sunglasses for more than 4 hours continuously when the sun is strong outdoors.

Can children wear sunglasses indoors?

You may think that the darker the sunglasses, the better the sun protection effect will be. However, it is risky to choose dark sunglasses. Dark sunglasses that do not have the function of blocking ultraviolet rays will be the most harmful to the eyes. In addition, children are not suitable for wearing dark sunglasses indoors.

Children cannot wear dark sunglasses indoors, otherwise they will damage their eyes.

Because the eyes will dilate the pupils in dark environments, more ultraviolet rays will enter the eyes, which will cause greater damage to the children's eyes. In addition, red and orange lenses are not suitable for sunglasses. Red lenses have the worst absorption effect on ultraviolet rays. It is best to choose medium-depth green, gray, brown and other high-quality polarized lenses.

How to choose children’s sunglasses

After children are 7 years old, they can wear sunglasses when going out, but how to choose sunglasses that protect against ultraviolet rays and will not harm the eyes? Let’s take a look.

1. Choose sunglasses with the "UV400" logo. The ultraviolet wavelength is below 400 nanometers. This logo indicates that it can resist ultraviolet rays.

2. Choose sunglasses with the "block all ultraviolet rays" logo.

3. Gray, brown and green lenses are suitable for lenses. The color of sunglasses lenses is generally of medium depth.

4. Place the sunglasses in front of your eyes, observe the original target through the lenses, and move the sunglasses up and down and back and forth. The target object will not swing or deform in a wavy shape.

5. The lenses should be smooth, without ripples, blemishes, blisters and wear marks.

Precautions for children wearing sunglasses

Children under 6 years old are not suitable for wearing sunglasses. If you want to wear them for them, they should not wear them for too long, otherwise they may affect their health. vision. When parents wear sunglasses for their children, they can put them on when the sun is strong and take them off in time when the sun weakens.

Don’t fall for dark sunglasses!

Remember that dark-colored sunglasses do not necessarily mean strong UV protection. The darker the color of the lens, the stronger the shading effect will be, but shading and UV protection are not the same concept. Whether the lens can protect against UV rays mainly depends on the lens material and coating.

Lenses cannot be made of glass!

Glass lenses have poor impact and are not very safe.

Choose rimmed sunglasses!

The size of the frame should be suitable for the child's face shape. Sunglasses that are as close to the eyes as possible can better block the entry of ultraviolet rays. But don't make the frame too heavy or too wide.

Don’t leave sunglasses in places with heating or high temperatures!

In summer, do not leave your sunglasses on the dashboard of your car in the sun for a long time.