Patent ID: 8643926

Claim:
An image forming apparatus that is configured so as to continuously display a plurality of images in a drawing area by scanning light for the drawing area formed on a display surface, the image forming apparatus comprising: a light emitting unit that emits the light; an optical scanning unit that two-dimensionally scans the light emitted from the light emitting unit for the drawing area by scanning the light in a first direction and scanning the light in a second direction that is orthogonal to the first direction; and a driving control unit that controls driving of the optical scanning unit such that the number of the images displayed in the drawing area in a unit of time is changed by changing a range in which the light is scanned on the drawing area at the time of displaying the images based on a shape and a size of each of the images, which are displayed in the drawing area, on the drawing area, wherein a number of images displayed is increased when the sizes of the images are small; and a gap of the scanned light in the second direction is constant.