A vision aiding method employing a camera and a light sensor includes detecting data of ambient light intensity by the light sensor and giving a user a first kind of visual aids when the detected ambient light intensity exceeds a first preset value for a set period of time, giving the user a second kind of visual aids when the detected ambient light intensity is below a second preset value for a set period of time, and in the process of the second kind of visual aids, starting the camera to acquire image data of surrounding environment of the user when it is detected that the ambient light intensity changes for a certain period of time, and giving the user a third kind of visual aids when it is determined that there is a vehicle passing according to the image data of the surrounding environment and the ambient light intensity.
