Optoma EH503 - Manual (Page 22)

English 22
The Lens Shift function can be used to adjust the position of the
projected image either horizontally or vertically within the range
detailed below.
Adjusting the vertical image position
The vertical image height can be adjusted between 50% and -10%
for XGA, 55% and -15% for WXGA/WUXGA of offset position.
Please consult the Lens Shift Range diagram below for further
clarification.
WXGA/WUXGA
Screen Height
(H
) 100%
H x 5%
H x 35%
H x 15%
H x 55%
Distance
(L)
Screen
Screen Height
(H)
100%
H x 40%
H x 10%
H x 50%
Distance
(L)
XGA
Screen
Installation