Adjusting The Projector Zoom And Focus; Adjusting Projection Image Size - ViewSonic PJ458D User Manual

Adjusting the Projector Zoom and Focus

1. Adjust the image size by rotating the zoom ring.
Rotate to the right to reduce the image.
Rotate to the left to enlarge the image.
2. Focus the image by rotating the focus ring.
A still image is recommended for focusing.

Adjusting Projection Image Size

Refer to the graphic and table below to determine the screen size and projection
distance.
ViewSonic PJ458D
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Distance between the screen
and the center of the lens
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Focus Ring
Zoom Ring
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