Section 3: INSTALLATION
GS Series User Manual
020-000724-02 Rev. 1 (10-2015)
3-9
HD Projectors:
Vertical Image Offset: 0% Offset (HD)
Vertical Image Offset: 120% Offset (HD)
No offset is applied - 0% offset.
Half of the image appears above lens center
and half of the image appears below lens
center.
540 pixels
above lens
center.
540 pixels
below lens
center.
Lens center
Image has been offset 648 pixels above
lens center, so the center of the image is
now 648 pixels above where the center of
the image was at 0% offset (or lens center).
The offset is +648/540 * 100% = +120%.
648 pixels of
shift above
lens center.
Lens center
