Abstract:Light is the basis of visual signal generated. Poor lighting phenomenon has an important influence on the refractive state of the eye development. With the trend of younger age of myopia onset, light in visual environment has become an important link of the occurrence and development of myopia. Light intensity, frequency, period rhythm and different wavelengths of light have a close relation with the occurrence and development of myopia. This article reviewed research progress on relation between the above parameters of light and myopia progression.