Optoma ZK430ST Manual - Page 35
Display geometric correction menu, Display digital zoom menu, Display image shift menu
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USING THE PROJECTOR Display geometric correction menu V Keystone Adjust image distortion vertically and make a squarer image. Vertical keystone is used to correct a keystoned image shape in which the top and bottom are slanted to one of the sides. This is intended for use with vertically on-axis applications. H Keystone Adjust image distortion horizontally and make a squarer image. Horizontal keystone is used to correct a keystoned image shape in which the left and right borders of the image are unequal in length. This is intended for use with horizontally on-axis applications. Four Corner Adjustment This setting allows the projected image to be adjusted from each corner to make a square image when the projection surface is not level. 5 x 3 Warp Use warping to adjust the image to align with the border of the projection surface (screen) or to eliminate image distortion (cause by an uneven surface). Reset Return the factory default setting for geometric correction settings. Display digital zoom menu Use to reduce or magnify an image on the projection screen. Digital Zoom is not the same as optical zoom and can result in degradation of image quality. Note: Zoom settings are retained on power cycle of the projector. Display image shift menu Adjust the projected image position horizontally (H) or vertically (V). Display reset menu Return the factory default settings for display settings. English 35