Christie DHD550-G User Manual page 25

Section 3: Installation
Vertical Image Offset: -120% Offset (HD)
648 pixels
of shift
below lens
center.
Total of
1296 pixels
(648+648)
of display
are below
lens center.
Horizontal Image Offset: +/-20% Offset
Image has been offset 192 pixels
left or right of lens center.
The image has an offset of
+192/960 * 100% = +20%, or
-192/960 * 100% = -20%
3-8
Image has been offset 648 pixels below lens
center, so the image has an offset of
-648/540 * 100% = -120%
Lens center
-192 pixels 1920 pixels +192 pixels
G Series User Manual
020-000524-02 Rev. 1 (03-2013)