A display panel including: a display unit configured to provide a first image to one of a left eyeball and a right eyeball of a user and to provide a second image having the same tone as a tone of the first image to the other one of the left eyeball and the right eyeball of the user; a brightness correcting unit configured to generate second image data corresponding to the second image by using first image data corresponding to the first image; and a data driver configured to generate a first data signal based on the first image data, to generate a second data signal based on the second image data, and to provide the first and second data signals to the display unit, and the first image and the second image are displayed with different brightnesses during at least a part of an image display period.