Whale swimming goggles are authorized and customized by the brand. Wearing contact lenses and flat goggles to swim, the eyes are infected. You must know that contact lenses are impurity adsorbers in the water. Impurities and bacteria are easily adsorbed and cause eye infection.
Therefore, the editor decided to give everyone a good recommendation: how to choose a professional and suitable myopia swimming goggles. With it, you no longer have to worry about your eyes.
1. Clear and broad visual experience
1. Select the number of degrees:
If you choose the wrong degree of the swimming goggles, you will have dizziness and blurred vision, and the degree of the goggles you should choose is not the degree of actual myopia, because the refractive index of water is higher than that of air, so when choosing the degree, the degree must be lower than the usual glasses. Some.
But how many degrees should I choose? The standard provided by ophthalmologists is as follows: The degree of swimming goggles is equal to the degree of myopia plus half of the degree of astigmatism, minus 50 degrees to 100 degrees. For example, if you have a nearsightedness of 400 degrees and an astigmatism of 0 degrees, then the myopic swimming goggles for you are 300 degrees to 350 degrees. In addition, if the degree of myopia in both eyes is inconsistent, the one with the lower degree shall prevail.
2. Look at the anti-fog performance:
Swimming goggles with good anti-fog performance have strong water vapor absorption capacity. Its anti-fog coating contains hydrophilic chemical components, which can absorb more water vapor, and uses high technology to prevent the anti-fog layer from falling off. .
3. Look at the field of view:
Usually large size goggles have a wider field of view, but when choosing, you must consider the fit with your face. This is the second criterion for choosing goggles: comfortable to wear.
Second, the fit and comfort are just right
How to judge whether this swimming goggles is really suitable for long-term wear? There is a little trick when trying on. You don’t need a mirror strap and stick the goggles on your face. If you feel a slight absorption, it means that the goggles and the face fit well. The key point is to judge whether the frame, eye mask, and eye socket are good. Perfect fit, is the length of the nose bridge just right? In addition, try on the strap to judge whether the tightness of the strap is comfortable, and whether the softness of the gasket in the eye socket is just right. If it is too hard, it will cause pain in the eye bone over time. If it is too soft, there will be Risk of increased intraocular pressure.
Three, safe and harmless material
The eye skin is very delicate, and the lens strap and gasket are the most frequent parts of the eye skin, so the material must be safe and harmless. Most of the professional swimming goggles of well-known brands attach great importance to this point. Whale swimming goggles are authorized, and Peng Yifa swimming goggles are processed on behalf of a large-scale factory;