As an important equipment in cycling sport, the clear bicycle glasses, like helmets, have become a must-have for more and more cycling enthusiasts. In summer, the importance of polarised cycling glasses has become more prominent, but they are not exclusive to summer. On a sunny day, the reflection of sunlight on the road will allow the it to receive more ultraviolet reflection; in windy weather, foreign matter and dust will be blown into if you are not careful, not only hurting the eyes, but also easy to cause danger; snowy days, white snow Reflexes may cause "snow blindness" in the eyes.1. Wearing comfort The choice of it must first consider comfort. This is related to the texture, size, and weight. High-comfort item can more comprehensively cover the eyes and prevent external light from interfering with the line of sight. The non-slip materials are generally used in the nose pads to ensure stability during strenuous exercise. In addition, most of the item designs in recent years will add additional vents, reduce lens fogging, and increase the comfort during use. 2. Lens color When choosing the best bike glasses, you need to consider the lens's ability to filter harmful light and prevent ultraviolet rays, and different lenses have different absorption and filtering effects for different light. Therefore, when choosing the item, you also need to consider your usual riding environment and make different choices for different environments.
A. Black lenses are suitable for strong light, such as use under noon light, and have a good effect on preventing ultraviolet rays, filtering glare and harmful light. B. Purple lenses can reduce the degree of visible light entering the eyes without affecting the clarity of vision. C. The blue lens is suitable for foggy weather or weather with low visibility. D. The red-orange lens is the best overall, it can make the surrounding terrain more clear and clear. E. Yellow lenses are suitable for use in dimly lit conditions and at night, and the sharpness can be improved by increasing the contrast. F. Colorless lenses are ideal for foggy or gray weather. At the same time, they are mostly used to protect against wind and rain, reducing the chance of eye conjunctivitis. G. Plated reflective lenses are necessary for highland riding, and are useful in snowy or highland areas with strong light and strong ultraviolet rays. H. The color-changing lens will automatically change the color according to the color temperature of the environment to adapt to the use of different environments.
3. Lens material The material must be flexible, resistant to pressure and impact, so that if you fall while riding a bicycle, you will not hurt your eyes because of the broken. Generally speaking, resin lenses have good elasticity and strength, are light in texture, and feel very comfortable to wear; while glass lenses are absolutely forbidden in the manufacturing. It also need to have a good anti-ultraviolet effect in order to play a good protective effect, and the lens needs to be able to filter some stray light that is harmful to the eyes. You can shake the lens in front of your eyes to see whether the lens is good or not. If the object and the lens move together, it means that the mirror surface is not flat and it is not a good lens.
When buying prescription mountain bike glasses, be sure to pay attention to the tag on the it. In addition to telling us the origin of the item, the tag also hides a lot of useful information, such as whether the glasses you buy are normal sunglasses or light-colored lenses, are they resin lenses or aluminum composite lenses, and the UV resistance index, etc.