A system for training visual acuity includes an audio player and a controller. The audio player includes a database which stores plural pieces of music, and a headphone with which a user listens to the pieces of music so as to stimulate a visual cortex of the user, where each of the pieces of music contains two audio frequency components that have a frequency difference therebetween ranging from 1 to 45 Hz. The controller is electrically connected to the audio player, and is configured to control the audio player to play the pieces of music.
SYSTEM FOR TRAINING VISUAL ACUITY