What frames are unsuitable for progressive lenses? | KOALAEYE OPTICAL

What frames are unsuitable for progressive lenses?

What is highest eye prescription? Leiendo What frames are unsuitable for progressive lenses? 5 minutos Siguiente Can you wear bifocal reading glasses all the time?

What are the benefits of pure titanium frames?

This is a kind of metal material with a titanium content of up to 89%, and the most amazing features of this kind of material are the high melting point, and it can withstand high temperatures.Apart from carbon fiber, pure titanium is the lightest material of all.The overall mass is not heavy, so it does not cause pretty large pressure on the bridge.Meanwhile, it has strong corrosion resistance. Pure titanium glasses are designed ergonomically, so there is no need to worry about deformation or fading even if they are used for a long time.So it is loved by many consumers.


Sunglasses for Fishing under $50 - KOALAEYE

Koala Eye sports sunglasses have high-cost performance and fashionable design. The lens also contains absorption of infrared and ultraviolet technology, which can fully protect athletes' eyes. As for the polarized sunglasses, in addition to basic UV protection, they also can prevent glare, prevent pavement reflection light, surface phosphorescence, and so on, very suitable for fishing. When the light is strong or there is a reflective light source on the surface of an object, it does act as a good light filter, protecting the eye from the sun's exposure and the reflection of light from the water.



Pay attention to the wearing of myopia sunglasses when driving.

Some drivers are slightly myopic, usually driving without wearing a myopic mirror. There is no problem. But once you wear sunglasses, the problem comes: your eyes are more likely to tire and your vision will decline, just as your driving vision will be affected at night. Therefore, for the driver of slight myopia, there is no problem in usually driving, but if you want to wear sunglasses, you must be equipped with the lens of myopia degrees.


If you need reading glasses when using a computer, you may want to choose a lower reading glasses power. This is because most people view their screen from a greater distance from their eyes than when they are reading a book or a magazine.

However, if you need reading glasses for looking at something very close or very small, you may need a pair of stronger power glasses.

In most cases, when two reading glasses’ powers seem equally suitable, choose the glasses with the lower power. Picking reading glasses that are too string typically will cause more discomfort problems than reading glasses that are a little too weak.



Do all glasses come with nose pads?

The glasses without the nose brace are plate glasses. In reality, there is still a nose pad, but it is relatively small and it's part of the frame. The westerners have high nose bridges, and many glasses have no or very small nose pads. For example, Harry Potter's glasses have no nose pads. European and American brands will change their nose pads for the Asian market. Eyeglasses without a nose pad rely on the bridge of the nose to support the center beam. It's hard for Asians to stand up, and their eyes are more protruding than sunken like westerners. Glasses are usually demanded to keep a 12mm distance between the lens and the eyeball, otherwise, the optical performance will have a great impact.


The Disadvantages of Trifocal Glasses

Here, we will show you the disadvantages of trifocal glasses. If you wear the trifocal glasses for the first time, you may spend some time getting used to them. Adjusting to wearing trifocal glasses can take some time. The different fields of vision can make them disorienting at first, but over time you will get used to wearing them and your eyes will naturally move to the prescription they need for the task at hand. You may be interested in this post: How Long Does It Take to Get Used to New Glasses?


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How to test a blue-light lens?

Blue-light-blocking lenses are now focused on refractive indices of 1.56 and 1.60. If you buy lenses that are not of either refractive index, be wary. Of course, with the development of technology, now some brands have produced 1.71 refractive indexes blue-light-blocking lenses, suitable for people with high myopia to wear. The true lens package should at least have the product name, refractive index, dispersion coefficient, transmittance, color, SPH, CYL, and other indicators. These indicators are perfect, can be treated as the reference basis of the formal product. In addition, you can go to a professional optical shop or testing institutions for testing.

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