时值夏日,一些家长给孩子戴上了塑料有色眼镜,一为打扮孩子,二为孩子遮蔽刺目阳光,保护眼睛。其实,这种想法和做法都是错误的。儿童塑料有色眼镜大多工艺粗糙,镜片厚薄不一,透明度差,屈光不正,颜色不均匀。常戴这样的塑料有色眼镜,会加重眼睛的负担,引起神经疲劳,导致 In summer, some parents wear colored plastic glasses to their children, one to dress up their children and the other to cover their children with eye-catching sunlight to protect their eyes. In fact, this idea and practice are wrong. Most children plastic colored glasses rough, lenses vary in thickness, poor transparency, refractive error, uneven color. Often wear this plastic colored glasses, will increase the burden on the eyes, causing nerve fatigue, resulting in