Patent ID: 8723909

Claim:
A laser rewriting apparatus positioned on one side or the other side of a conveyance path through which a to-be-conveyed object on which a thermoreversible recording medium is affixed is conveyed in a predetermined conveyance direction, wherein the laser rewriting apparatus emits laser light to the thermoreversible recording medium and rewrites an image, the laser rewriting apparatus comprising: an image erasing apparatus that emits laser light to the thermoreversible recording medium on which the image is recorded and erases the image; and an image recording apparatus that is positioned on a downstream side of the predetermined conveyance direction of the image erasing apparatus and records a new image by emitting laser light to the thermoreversible recording medium from which the image has been erased by the image erasing apparatus, wherein the image erasing apparatus and the image recording apparatus have respective laser light emitting parts from which the laser light is emitted at ends of the same side with respect to the predetermined conveyance direction, and wherein an optical system in the image erasing apparatus is arranged in a “U” shape in a plan view, and wherein an optical system in the image recording apparatus is arranged in a “L” shape in a plan view.