Dukane ImagePro 8070 User Manual page 36

3. Projecting an Image (Basic Operation)
Zoom
8767A/8070/8771
Use the ZOOM lever to finely adjust the image size on the
screen.
NOTE: Digital Zoom can cause result in a blurry image because
zooming is made electronically.
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Focus
Use the FOCUS ring to obtain the best focus.
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