Acer P1273 - Manual (Page 27)

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Eng
lis
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How to get a preferred image size by adjusting
distance and zoom
P1273/P1273n/P1273B/P1273i/P1276 series
The table below shows how to achieve a desired image size by adjusting either
the position or the zoom ring. For example: to obtain an image size of 50" set
the projector at a distance 2.0 m and 2.2 m from the screen and adjust the zoom
level accordingly.
A
C
D
B
Desired Distance
2.2 m
2.0 m
Height
from base to
top of image
50"
Desired
image size