Abstract: To provide a display apparatus which can use a general purpose projector, has a simple structure, including a hemispherical rear projection screen, a projector for projecting an image to be displayed on the rear projection screen, and a computer system for creating an image projected from the projector and characterized in that the computer system includes a recording medium for storing image data of a plane image, creation device that corrects the image data stored in the recording medium and creating image data of a curved image, and a transmission device to transmit the image data of the curved image created by the creation device to the projector.

Abstract: To provide a display apparatus which can use a general purpose projector, has a simple structure, and can be manufactured at low cost. The invention is a display apparatus including a hemispherical rear projection screen 1, a projector 2 for projecting an image to be displayed on the rear projection screen 1, and a computer system 3 for creating an image projected from the projector 2 and characterized in that the computer system 3 includes a recording medium for storing image data of a plane image, creation means for correcting the image data stored in the recording medium and creating image data of a curved image, and transmission means for transmitting the image data of the curved image created by the creation means to the projector 2.