TVLogic LVM-181S Operation Manual page 35

Multi Format LCD Monitor
06 Key Functions
[5] LUMA (Y') ZONE CHECK
 COLOR PATTERN TYPE
- Displays the pixels with the designated Luma(Y')
levels of the input image in colors. Pixels whose Y'
level is over 100% are displayed as Red. Pixels whose
Y' level is below 0% are displayed as Green.
- Pixels with Y' levels which are designated by the user
are displayed in following colors - yellow, pink, cyan.
- Factory Default Y' (Border line between pink and
yellow) level is 70%. The upper 2.5% and lower
2.5% zone from the Y' level set in [
ADJUST] menu is displayed in Pink.
zone from the Pink zone is displayed in Yellow, and
the lower 10% zone from the Pink zone is
displayed in Cyan. So, 25% zone is displayed in
colors and the other 75% zone is displayed mono
and white.
 LUMA(Y') ZONE CHECK function is convenient to set the exposure or the lighting so that the skin tone or the
specific color tone is correctly shot.
<Luma Zone Check: OFF>
<Luma Zone Check: ON – Color Pattern Type>
LUMA(Y') ZONE
The upper 10%
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 ZEBRA PATTERN TYPE
- Displays the pixels with the designated Luma(Y') levels
of the input image in zebra pattern. Pixels whose Y'
level is over 100% are displayed as red diagonal stripes.
Pixels whose Y' level is below 0% are displayed as
green diagonal stripes.
- Pixels with Y' levels which are designated by the user
are displayed as black diagonal stripes.
- Factory Default Y' level is 70%. The pixels with Y'
level from 65% to 75% are displayed as black zebra
pattern. So, totally 10% zone is displayed as black
diagonal stripes.
<Luma Zone Check: ON – Zebra Pattern Type>