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Operating
NOTE
• Adjust the lens shift / zoom / focus 30 minutes after turning on the projector.
• Slight changes in the image position and/or focus may occur within 30 minutes
after turning on the projector. If the room temperature and humidity have
changed after adjusting the lens shift / zoom / focus, readjust as necessary.
• In anticipation of the changes after installation, set up the image size including
the margin from the screen edge.
• When adjusting the lens shift vertically, fi nish adjusting lens shift by moving
the projected screen upward. If you fi nish adjusting the lens shift by moving the
projected screen downward, the projected screen may be misaligned slightly
downward over time.
Horizontal and vertical lens shift
In addition to using the adjustable feet to adjust projection angle, you can also
use the Lens Shift function to adjust the projected picture.
Moving the lens vertically
The distance of vertical lens shift is +60% or -22% of the screen height in both
directions. For instance, if you are using a 2.15m × 1.35m(100") screen, you will
be able to move the picture up to 81cm upwards or up to 29.7cm downwards.
Range of vertical
lens shift adjustment
Range of vertical
lens shift adjustment
This illustration shows normal vertical lens shift without the use of special specifi cation lens
or projector.
NOTE
· Make sure that the center of the lens is vertical to the center of the
screen. The above-described value is for SD-903 lens.
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