![background image](http://html1.mh-extra.com/html/barco/nw-12/nw-12_user-manual_3850258150.webp)
7. Advanced
Image 7-163
7. Press
ENTER
A dialog box will be displayed.
8. Use the arrows to select the
Alpha planes
check box and press
ENTER
Image 7-164
Note:
It will take a certain time for the alpha plane to be applied
7.9.7.5
Black level
Overview
•
•
•
7.9.7.5.1
Introduction
Brightness uniformity
In a multi channel system the brightness can vary over the different channels/projectors. The brightness level can be matched using
:
1.
CLO: in this case the light power is matched over the different projectors, see
CLO
in the
Lamps
section
2.
Black level : this will act on the brightness of the “black” color of the image part situated outside the soft edge zones.
Internal black level versus Beta Planes
In the same way as for the soft edge adjustment (Internal vs Alpha planes) this black level adjustment can be
fi
xed
internally
by
using a dialog box or externally by uploading a user de
fi
ned
Beta plane
. This beta plane will contain the values for the brightness
offset
to be applied to the image.
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R59770286 NW-12 25/09/2008
Summary of Contents for NW-12
Page 1: ...NW 12 User Guide R9040410 R59770286 00 25 09 2008...
Page 8: ...Table of contents 4 R59770286 NW 12 25 09 2008...
Page 10: ...1 Introduction 6 R59770286 NW 12 25 09 2008...
Page 16: ...3 Installation guidelines 12 R59770286 NW 12 25 09 2008...
Page 42: ...4 Installation 38 R59770286 NW 12 25 09 2008...
Page 56: ...5 Setup 52 R59770286 NW 12 25 09 2008...
Page 58: ...6 Getting started 54 R59770286 NW 12 25 09 2008...
Page 96: ...7 Advanced Image 7 67 Image 7 68 Image 7 69 92 R59770286 NW 12 25 09 2008...
Page 141: ...7 Advanced Image 7 145 Image 7 146 Image 7 147 Image 7 148 R59770286 NW 12 25 09 2008 137...
Page 164: ...7 Advanced 160 R59770286 NW 12 25 09 2008...
Page 172: ...8 Trouble shooting 168 R59770286 NW 12 25 09 2008...
Page 176: ...Glossary 172 R59770286 NW 12 25 09 2008...