Choose lenses with good optical clarity.
If you're wearing low-cost glasses, the quality of the polycarbonate lenses may not be as good as expected. If you wear a pair of safety glasses and the lenses look cloudy or have tiny distortions, it's a sign of poor optical quality. Lenses with excellent optical quality are free from aberrations and imperfections, and they allow to be seen using as close to natural vision as possible.
Are polarized glasses good for fishing?
Fishing goggles are polarized lenses. Fishing goggles are a type of goggles that can remove scales on the surface of the water so that the fisherman can see the fish taking the bait. Polarized sunglasses increase color saturation and prevent eye strain. Wear gray glasses on sunny days when fishing. They can fully absorb infrared rays, as well as most ultraviolet rays, without changing the original color of the scene. Warm, natural colors are a popular lens choice. Wear green glasses on cloudy days when fishing. like gray glasses, they can absorb all the lone infrared rays and 99% of the ultraviolet rays, but sometimes the color of the scene after passing through the green lens will be changed. But because green brings a cool and refreshing feeling, it is also good for eye protection.
Disadvantages of Progressive Lenses
It is limited in applicable range. Progressive multi-focus lenses have no limit in strength and can be worn for myopia, presbyopia, or moderate astigmatism, but they are not suitable for everyone. Now there are more than two categories of asymptotic focus lenses, one is hard and the other is soft. A person who can understand and adapt to the temporary discomfort that progressive multi-focus lenses begin to produce can have a pair of glasses. If you have severe symptoms such as high blood pressure, dizziness, or have a misunderstanding on progressive multiple focal lenses, and you are unwilling to adapt to them, it will be difficult to try.
Tortoiseshell glasses are abundant in variety.
Tortoiseshell glasses frame is quite rich in color. Black, brown, light gold, and other colors are covered, with black spots scattered at random distribution. The overall color is dark. Regardless of men and women, it will add a noble and steady feeling to the wearer. For many people, today's tortoiseshell glasses wear, is not only for the pursuit of its own comfort. It is more as a kind of decoration, showing their extraordinary taste.
How To Use Contact Lens Correctly?
It is not recommended to use contact lenses when they are dry. Because when they are dry, even the nursing vacuole is used, the parameters change. It will affect the comfort of wearing, so it is recommended to replace the new lens. After the nursing liquid is used every time, you should cover the lid tightly. Do not touch the mouth of the bottle with your hand. If expired and unused, it should be discarded and replaced with new nursing fluid. As for your discomfort, you should return to the store for inspection.Contact lenses and glasses should be used interchangeably.
The principle of the anti-fog lens
Ordinary lens materials and water are wet, so water vapor is easy to fog up on the top. If this wetting relationship can be broken, the water vapor can be prevented from fogging up on the surface of the lens. The anti-fogging film is a kind of film which can prevent or avoid water mist agglutination effectively. It is divided into organic film and inorganic film. The inorganic film is mostly used for building, car window glass fogging prevention. For lens anti-fogging, the organic film is more used. The method is to wipe, spray (with an anti-fogging agent, and so on).
What's the significance of the glasses donation campaign?
The eye loves public welfare activities can increase the public awareness of eye love. China has one of the highest incidence rates of myopia in the world. With the popularity of computers and mobile phones, myopia is becoming more and more common among teenagers. Visual health is a significant component of universal health. Public awareness of eye health needs to be improved. It is the responsibility of an enterprise to support economic and social development and care for the poor and vulnerable groups. Nowadays, the myopia of teenagers is becoming more and more worrying. Good eyesight is not only very important in the learning stage, but also accompanies a person's life, so it is the responsibility and obligation of enterprises to help prevent and control the myopia of teenagers. The glasses donation activity shows the glasses industry's active action and professional spirit of fulfilling social responsibility and advocating social welfare. They can take practical actions to fulfill corporate social responsibility and help teenagers grow up. At the same time, people from all walks of life should take active actions to pay attention to the eyesight health of young people.