Advanced Instructions: Smoother Overlapping Areas - Canon WX450ST User Manual

Installation-Related Menu Settings

■ Advanced Instructions: Smoother Overlapping Areas

Adjustments to areas A, B, and C may make the black level along the right edge of
area D (that is, the edge bordering the blending area) more noticeable than that of
surrounding areas.
To compensate, adjust each area as follows.
Left image
D-area
Black level
adjustment
When there are multiple blending areas relative to the projected image (on all
edges), you must adjust the width of areas A, B, and C.
In this example, instructions are given for adjusting area B.
1
In the window of step 2 in "Advanced Instructions: Black Level
Adjustment" (P162), select [Adjustment type] > [Area] > [Side] > [Right].
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Position of end marker (hidden)
CBA
Blending area
Areas C–A (default: 0)
Adjust the black level of non-overlapping image areas.
Off
Adjust
Adjustment
type
Area
Area A: Black level cannot be adjusted.
Area B: Adjust to a black level different from that of area
D.
Area C: Adjust to provide a smooth transition relative to
the black levels of areas B and D.
Side On the image for adjustment, select the
edge to adjust (left/right/top/bottom).
A-Width Adjusts the width of area A
B-Width Adjusts the width of area B
C-Width Adjusts the width of area C
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