User manual

Section 3: INSTALLATION
GS Series User Manual
020-000724-01 Rev. 1 (05-2014)
3-12
Vertical Image Offset: -100% Offset (WXGA)
Horizontal Image Offset: +/-30% Offset
Image has been offset 400 pixels below lens
center, so the image has an offset of -400/
400 * 100% = -100%
400 pixels of shift
below lens center.
Total of 800 pixels
(400+400) of
display are below
lens center.
Lens center
Image has been offset 128 pixels
left or right of lens center. The
image has an offset of +128/640
* 100% = +20%, or +128/640 *
100% = -20%
Lens center
-128 pixels
1280 pixels +128 pixels