| 摘要 |
PURPOSE:To improve the image resolution of a target image and to increase the contrast of the target image of a remote place, by providing a video projector and a zoom lens for each target image when an image of a periscope, etc. of a submarine simulator, is produced. CONSTITUTION:The images produced at target image producing parts 1-3 are delivered in the form of video signals 4-6 having a full size of a screen respectively. These signals 4-6 are converted into optical signals by video projector 18-20 also in the form of target images of a full size of the screen. The sizes of these optical signals are controlled by zoom lenses 24-26 to project images ok the screen 27. These images on the screen are viewed by human eyes via an optical system 16. |
