Adjusting The Black Level Blends; Resetting Black Level Blending - Christie Mirage HD25 User Manual

To disable black level blending, select MENU > Configuration > Black Level Blending >
Black Level Blending Mode > Off.

Adjusting the black level blends

Control how the edges of adjacent images are overlapped to create a seamless image.
1. Start with a minimum of two projectors and display the full black field test pattern from each
projector.
2. On one projector, select MENU > Configuration > Black Level Blending > Black Level
Blend Widths.
3. Set the black level blend widths of the top, bottom, left, or right edges (depending on which
edge of the projector you are working with to black level blend).
• To use the widths set by the edge blend, select Use Edge Blend Width Values.
This option is selected by default.
• To manually set the widths, use the arrow keys to enter the pixel values.
On the on-screen display or web UI, you can enter the number directly in the field using the
remote or keyboard.
4. Select Apply.
5. Select MENU > Configuration > Black Level Blending > Black Level Blend Offset.
6. To adjust the brightness and black hues of the blended region, use the arrow keys to enter the
pixel values.
On the on-screen display or web UI, you can enter the number directly in the field using the
remote or keyboard.
7. If using the web UI, you can adjust the brightness and black hues in more detail by modifying
the values in the Fine Adjustment and Course Adjustment fields.
8. Select Apply.
9. Repeat steps 2 to 8 for the remaining projectors.

Resetting black level blending

Reset the black level blending to revert any black level blends.
Pressing Func+Help on the IR remote keypad disables all geometry corrections (warping, keystone,
and black level blending) without changing the settings associated with them.
1. Select MENU > Configuration > Black Level Blending.
2. Select Reset Black Level Blends.
3. At the confirmation prompt, select Reset.
After the reset, the black level blend offsets are set to 0, Use Edge Blend Width Values
checkbox is selected, and the edge blend values are used; however, the black level blend
widths are not set to zero.
Crimson User Guide–Mirage HD25, Mirage WU25, Crimson HD25, Crimson WU25
020-102649-01 Rev. 1 (04-2018)
Copyright 2018 Christie Digital Systems USA, Inc. All rights reserved.
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Adjusting the image
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