变色近视眼镜效果及注意事项（Effect and notice of color changing myopia glasses）.docVIP

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变色近视眼镜效果及注意事项（Effect and notice of color changing myopia glasses）.doc

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变色近视眼镜效果及注意事项（Effect and notice of color changing myopia glasses）

变色近视眼镜效果及注意事项（Effect and notice of color changing myopia glasses） Effect and notice of color changing myopia glasses With the frequent occurrence of myopia, all kinds of myopia glasses emerge in an endless stream. Because of changing color, nearsighted glasses look good, so they are loved by many myopic patients. Variable myopia glasses, also known as light-sensitive color lenses, or color film, will change with the intensity of the sun color. Usually gray, tea, red, blue and so on. Generally used gray, gray because of the color, through the lens to see the object color is more dim, and does not affect the original color. The utility model can be used as a sunshade, and is suitable for people working outdoors. At present, the color film on the market is only grayed out and tea, and two colors can be selected Change color principle: change color film is UV, that is ultraviolet light will change color, UV more strong when change color more deep, no UV place is not change color, for example, when driving, the window closed case, will not change color Color film life: there are 2 ways of making color on the market at present, better is to add the photosensitive particles lens monomer, each variable a color photosensitive particles will be reduced, when no photosensitive particles cannot change, so life is determined to be a color film in the UV environment to your time, average 2-3 years is no problem. Of course, if you could almost half a year in Tibet is not certain. The color change effect of a color change depends on the speed at which it is deep in the UV environment, and the speed at which the white does not occur under the condition of UV. Of course, the sooner the better. The other is the quality of the lenses themselves Attention should be paid to changing glasses: (1) myopia degree is better than within 400 degrees. Because of the greater degree of myopia, the thicker the edge of the lens, it appears that the middle color is light and the surrounding color is