Sunglasses wear improper susceptible to eye diseases, cloudy, indoor and other dark cases, there is no need to wear sunglasses. Some people regardless of the occasion, regardless of the sun's strength, even in the evening, evening and watching movies, television, wearing sunglasses, which will increase the burden of eye regulation, causing eye muscle tension and fatigue, so that vision loss Vague, severe dizziness and other symptoms will appear. For the development of the visual system is not yet perfect baby, children and so should not wear sunglasses. In addition to glass sunglasses, the other sunglasses lens material wear resistance is not high, the user should always pay attention to the surface of the sunglasses, when the impact of sharpness, should be replaced.
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