| 摘要 |
PURPOSE:To easily and surely adjust the display area of a display screen at the display part of a display device. CONSTITUTION:This device is attached to a monitor television freely attachably/ detachably and fixedly and provided with an image pickup means 1 for picking up the image of the display screen including the escussion of a peripheral edge, an image processing means 2 for processing the images of the display screen and the escussion of the peripheral edge to be picked up by this image pickup means 1 and deciding the positions of the display area and the escussion of the peripheral edge to be displayed on the display screen and an adjusting means 3 for adjusting the monitor television as work so as to place the display area on a specified position againt the escussion of the peripheral edge based on the positions of the display area and the escussion of the peripheral edge displayed on the display screen whose image is processed by this image processing means 2 and decided. |
