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Extended Menu
Extended > Multi-Projection > Screen Matching > Black Level
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You can adjust the brightness and tone differences in overlapping images.
Color Adjustment
You can adjust the brightness and tone of the areas. The adjustment areas
are displayed based on the Edge Blending setting.
When multiple screens are overlapping, adjust overlapping areas starting
with the brightest areas first. Adjust the non-overlapping area (darkest
part) last.
Area Correction
If the tone for some areas does not match, you can adjust it individually.
Reset
You can reset all adjustment values on the Black Level menu to their
default settings.
• The Black Level feature is only available when the following
conditions are met in the Edge Blending settings.
a
• When Edge Blending is set to anything except for Off
• When at least one of Top Edge, Bottom Edge, Left Edge, and
Right Edge are set to On
• You cannot adjust the Black Level setting when a test pattern is
displayed.
• If the Geometry Correction value is very large, you may not be able
to adjust the Black Level correctly.
• The brightness and tone may differ in areas where the images overlap
as well as in other areas even after performing Black Level
adjustment.
• If you change one of Top Edge, Bottom Edge, Left Edge, and Right
Edge, the Black Level setting returns to its default value.
Reset (Multi-Projection menu)
Extended > Multi-Projection > Reset
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You can reset all adjustment values on the Multi-Projection menu to their
default settings.
Screen Matching
Extended > Multi-Projection > Screen Matching
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You can adjust the tint, brightness, black level, and blend curve of multiple
projectors so that they match better.
If your projectors are on a network, the brightness and tint for multiple
projectors are corrected automatically based on the darkest projector.
If your projectors are not on a network or automatic adjustment was
unsuccessful, you can adjust the tint and brightness of multiple projectors
manually.
• The auto adjustment feature is only available under the following
conditions.
a
• When you set the position of each image using Location Setup in
the Tiling menu
• When Color Calibration is set to On
• You can undo or redo the screen matching procedure only when
Light Source Mode is set to Custom.
• The required time for screen matching varies depending on the
projector layout. It takes up to approximately 18 minutes.
• This function is not available when you use the following optional
lenses:
• ELPLL08
g g Related Links
• "Conditions for Screen Matching"
Conditions for Screen Matching
You can use the screen matching feature under the following conditions:
• All of the projectors are the same model and the optional external camera is
installed on each projector.
• You are projecting on a matte white diffusion screen that is flat and even.
• The projector is placed so it squarely faces the screen, not at an angle.
• Nothing is blocking the optional external camera and the projected image.
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