Using The Lens Shift Adjustment; Vertical / Horizontal Lens Shift - Eiki EK-812U Owner's Manual

Using the Lens Shift Adjustment

The projection lens can be moved up, down, right, and left with the motor-driven lens shift function. This
function makes the positioning of images easy on the screen. Lens shift is generally expressed as a
percentance of the image height or width, see below illustration.

Vertical / Horizontal Lens Shift

Vertical Image Offset: 0% Offset (WUXGA)
600 pixels
above lens
center.
600 pixels
above lens
center.
Vertical Image Offset: 50% Offset (WUXGA)
600 pixels of
shift above
lens center.
Lens center
Lens center
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DLP Projector — Owner's Manual
No offset is applied - 0% offset.
Half of the image appears above lens
center and half of the image appears
below lens center.