Black Level Uplift - Digital Projection E-Vision Laser 13000 WU Series Installation & Quick Start Manual

Digital Projection Ltd. E-Vision Laser 13000 WU Series

Black level uplift

Black in the blended regions appears less dark than in the rest of the image. To compensate for this, use this
menu to raise the black levels of the rest of the image:
Set All to the required amount of black level correction. This will apply equal correction to the black
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levels of all colors
If necessary, use the individual color sliders (Red, Green and Blue) for fine adjustment.
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You may experience artifacts at the edges where the blended region of one projector overlaps the pond of
mirrors of its neighbor. In the example below, the blended image comes from two projectors,
images have black level uplift applied; as a result, artifacts
black level uplift region of one projector overlaps the pond of mirrors of the other.
To remove the artifacts, you need to slightly reduce the size of the black level uplift region of each projector so it
does not overlap the pond of mirrors of the other projector.
Depending on your array, use Top, Bottom, Left and/or Right to reduce the black level uplift size. In the
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example below, use the Right slider of the projector on the left
, and the Left slider of the projector on the right
Rev A June 2019
page 70
Using the projector
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3 4
and have emerged at the edges where the
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to remove the artifact on the right
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to remove the artifact on the left .
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Black Level Uplift
Select Area
Top
Bottom
Left
2 Right
and . Both
Color Adjustment
All
Red
Green
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Blue
3 4
Notes
Enable Align Pattern from
the Edge Blend menu to
see the black level uplift
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area.
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Operating Guide