Acer V9800 User Guide - Page 24

How to get a preferred image position by adjusting, lens shift, The horizontal position

Page 24 highlights

English 14 How to get a preferred image position by adjusting lens shift The projector is equipped with lens shift for adjusting the position of projected image without requiring you to physically move the projector. Note: The figures shown in this section are for reference only not approximate value. The figures between units can be different due to assembly tolerance. The vertical height can be adjusted between -65% and 65% of the image height. The horizontal width can be adjusted between -27% and 27% of the image width. The horizontal position 27% 1 image width 27% The vertical position 65% 1 image height 65%

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14
English
How to get a preferred image position by adjusting
lens shift
The projector is equipped with lens shift for adjusting the position of projected
image without requiring you to physically move the projector.
Note: The figures shown in this section are for reference only not
approximate value. The figures between units can be different
due to assembly tolerance.
The vertical height can be adjusted between -65% and 65% of the image
height. The horizontal width can be adjusted between -27% and 27% of the
image width.
The horizontal position
The vertical position
27%
27%
1 image width
65%
65%
1 image height