Identify the frames of discount glasses
Electroplating spraying refers to metal frames, all need to be plated on color. Spraying, the quality of this process, determines the quality of the frame. Glasses are not high-tech, but details like hinges -- the joints that open and close -- make a big difference between good and bad. The little screws inside, about four of them (hinges and nose pad), are important.Silk screen printing or laser engraving refers to the above logo or data, some of the silk screen, easy to sweat and fade, does not affect the use. Some laser engraving, basic will not fade, so, look at these details, can probably judge the stand or fall of the frame.
Blue Light Glasses Benefits
As mentioned above, blue light glasses are good for our eyes. What are the other benefits of blue light glasses?
1.Reduce Eye Strain
One of the benefits of blue light glasses is reducing eye strain. Looking at a screen all day can make you feel stressed, or you may experience eye and muscle strain. So, the blue light blocking glasses can help to reduce eye strain.
2.Better Sleep
Blue light has a high frequency which can increase alertness and delay the body’s release of melatonin. So, you had better turn off your device an hour or two before going to bed. Or you can choose to wear a pair of blue light glasses to sleep better.
3.Fewer Headaches
Wearing blue light glasses can effectively help you to reduce headaches.
4.Fewer Eye Diseases
A large amount of blue light is bad for our health. So, wearing blue light glasses can reduce the chance of eye diseases.
With so many blue light glasses benefits, do you want to get a pair of blue light blocking glasses? If so, you can try the Koalaeye Optical blue light blocking glasses. It enables you to wear comfortable and look in style at a reasonable price.
Polygonal frame
Polygonal glasses frame is derived from square glasses frame. Some of the frames belong to mechanical cutting, and the lens has an exquisite diamond design, very popular with consumers. The irregular frame makes the glasses more angular and makes the frames less monotonous. It's more stylish and trendy. Gold is more popular, but the price is not high.
The superior properties of titanium glasses
They are light, around 40% of stainless steel. The hardness is high, about twice that of stainless steel and common steel, twice that of iron, and six times that of aluminum. In a world of ultra-low temperatures, titanium becomes harder and more superconductive, while steel becomes weaker and less capable. They have corrosion resistance, with no rust. Titanium does not rust in the sea for five years, while steel corrodes and deteriorates in seawater. The thermal conductivity of titanium is about the same as that of stainless steel. They are non-allergic materials. Titanium is a harmless material to the human body. More because it does not have an allergic reaction to the human body, it is one of the few metal materials used in medical science.
Try on glasses before you buy them.
The arms of the glasses, which run along the sides of the head and eventually hold the glasses in place with the ears. The style of temples is multifarious like glasses frames. Again, just choose what you like. Be sure the radian is the normal size. The bend should not be too short or too long.
How To Use Contact Lens Correctly?
A periodic review is necessary. In the process of wearing contact lenses, the eyes may change due to the existence of contact lenses. At the same time, in the process of wearing contact lenses, the lens may be polluted, damaged, and have other changes. This is to check regularly to prevent damage to the eyes. Usually, the recommended review period is one week, one month, three months, half a year, and once every half a year after wearing it.
Different styles of glasses
If the style of new glasses is different from the old glasses, the angles of the glasses are also different. So the new glasses will cause visual differences. The symptoms of dizziness after wearing the new glasses will occur after a short period of time. If you adapt, you should be able to return to normal.
In order to avoid discomfort in wearing glasses due to inaccurate optometry, experts suggest that myopia should choose a professional eye hospital for medical optometry. When the glasses are damaged, they should be replaced in time to avoid injury to the eyes.
