Viewsonic PJ458D 사용자 설명서

다운로드
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ViewSonic 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