Christie DWX555-GS User Manual page 29

Section 3: INSTALLATION
WXGA Projectors:
Vertical Image Offset: 0% Offset (WXGA)
Vertical Image Offset: 100% Offset (WXGA)
400 pixels of shift
above lens center.
3-11
400 pixels
above lens
center.
400 pixels
above lens
center.
No offset is applied - 0% offset.
Half of the image appears above lens center
and half of the image appears below lens
center.
Lens center
Image has been offset 400 pixels above
lens center, so the center of the image is
now 400 pixels above where the center of
the image was at 0% offset (or lens center).
The offset is +400/400 * 100% = +100%.
Lens center
GS Series User Manual
020-000724-01 Rev. 1 (05-2014)