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3. Convenient Features
❽ Correcting Horizontal and Vertical Keystone Distortion
[CORNERSTONE]
Use the [CORNERSTONE] feature to correct keystone (trapezoidal) distortion to make the top or bottom and the left
or right side of the screen longer or shorter so that the projected image is rectangular.
1. Project an image so that the screen is smaller than the area of the raster.
The drawing shows the upper right corner.
Projected image
2. Pick up any one of the corners and align the corner of the image with a corner of the screen.
3. Press the 3D REFORM button.
Display the [GEOMETRIC CORRECTION] screen of the on-screen menu.
4. Move the cursor onto [MODE] by ▼ button and press the ENTER.
The mode selection screen will displayed on.
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