The choose and buy fashion sunglasses quality is the key

Guide language: it is reported that in daily life, there is a lot of the light source will produce harmful light, polarized sunglasses because has the function of optical polarization effectively block harmful rays, so can will block out harmful rays but does not affect the visible light through. General sunglasses just use the function of reducing light, because the general lens can't change the direction of the light, only reduces the intensity of light transmittance, uv, etc, and can't completely cut off some harmful light, so its function is to reduce damage to the eyes.
summer is just around the corner, the choose and buy a good pair of sunglasses, nature is also vital, go out of your eyes more needs care. In the face of wide variety of sunglasses, will let you be the edition? Recently, the reporter interviewed glasses industry professionals.
it is understood that in daily life, there is a lot of the light source will produce harmful light, polarized sunglasses because has the function of optical polarization effectively block harmful rays, so can will block out harmful rays but does not affect the visible light through. General sunglasses just use the function of reducing light, because the general lens can't change the direction of the light, only reduces the intensity of light transmittance, uv, etc, and can't completely cut off some harmful light, so its function is to reduce damage to the eyes. Polarized lenses are due to have polarized nature, so can be cut off because of scattering, inflectional, such as reflection and dazzling glare caused by various factors. And at the same time for the human eye can be harmful ultraviolet light, make the person is in long-term activities under strong light, the eye is not easy to tired, be truly the function of protection, and to see things more clearly, three-dimensional, so it is very suitable for outdoor activities often friends.
many people always think in daily life, put on a pair of coloured glasses blocking sunlight can protect your eyes. Actually otherwise, the lens color shades, can impact on the performance of visible light absorption, high-end optometry optician's technician, points out that the choose and buy sunglasses should pay attention to the following health pitfalls.
the choose and buy sunglasses not only beautiful and context, the ideal sunglasses block at least 96% or more of the ultraviolet light is useful. The lens color is not can block ultraviolet light, the color only for visible light absorption performance. Besides, wearing colored mirror, the pupil will enlarge, depending on the inferior sunglasses is not clear and can't resist the ultraviolet ray, the eye if often by ultraviolet radiation, light person can conjunctival congestion and inflammation; The person that weigh can cause the crystal turbidity, cataract, accessible and fundus retinal will also be hurt in different degrees.
lens color shades of choice, should depends on the required activities, according to different light sources and occasions, the color of the lens will affect the shading effect. The choose and buy sunglasses to wear on try to have the feeling of dizziness, headache. Sunglasses with your hands, put the leg in the face of fluorescent lamp, mirror for the reflective mirror gently rolling, if it is found that mirror the daylight lamp shades appear wavy, twisted, prove that the lens is not flat, the mirror can damage eyesight.
now the weather is getting hot, sunglasses to sell very well, too, every customers choose and buy an endless stream. Women sunglasses selling to several critical dragon and pasha brand, because the two brands of sunglasses style is very novel, is very popular among fashion ladies. Men sunglasses selling to several critical dragon, peel and police, and committed them to the three brand has always been a high profile, a lot of men came to the store and just ask the three brands. In addition, children's sunglasses sell well this year. Children into the eyes of the eyes than adults are more vulnerable to uv damage, some parents won this knowledge in the media, came to their children to buy.
epilogue: the choose and buy sunglasses not only beautiful and context, the ideal sunglasses block at least 96% or more of the ultraviolet light is useful. The lens color is not can block ultraviolet light, the color only for visible light absorption performance. The choose and buy sunglasses to wear on try to have the feeling of dizziness, headache. Sunglasses with your hands, put the leg in the face of fluorescent lamp, mirror for the reflective mirror gently rolling, if it is found that mirror the daylight lamp shades appear wavy, twisted, prove that the lens is not flat, the mirror can damage eyesight.
the article title: fashionable sunglasses quality is the key of choose and buy

post: glasses sunglasses factory network