ViewSonic PS502W User Guide English - Page 53

Menu Format Edge Mask Zoom Image Shift V. Keystone Auto Keystone ⁷ WXGA models Description Select the aspect ratio of the projected image. Aspect Ratio 4:3 16:9 Native Auto 16:106 LBX7 Description Scales an image so that it is displayed in the center of the screen with a 4:3 aspect ratio. This is most suitable for 4:3 images like computer monitors, standard definition TV, and 4:3 aspect DVD movies, as it displays them without aspect alteration. Scales an image so that it is displayed in the center of the screen with a 16:9 aspect ratio. This is most suitable for images which are already in a 16:9 aspect, like high definition TV. Projects the image as its original resolution and resizes it to fit within the display area. For input signals with lower resolutions, the projected image will be displayed in its original size. Scales an image proportionally to fit the projector's native resolution in its horizontal width. This is suitable for the incoming image which is neither 4:3 nor 16:9 and you want to make the most use of the screen without altering the image's aspect ratio. Scales an image so that it is displayed in the center of the screen with a 16:10 aspect ratio. This is most suitable for images which are already in a 16:10 aspect. For non-16:9 letterbox source and if you use an external 16:9 lens to display 2.35:1 aspect ratio in full resolution. Remove the video encoding noise on the edge of the video source. Reduce or magnify the projected image. Adjust the projected image horizontally or vertically. Adjust image distortion vertically. Automatically correct the keystone. 53