ViewSonic PJ458D Projector User Manual


 
18ViewSonic PJ458D
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.
Zoom Ring
Focus Ring
Distance between the screen
and the center of the lens