GRASS VALLEY Focus 70 Live, Руководство пользователя

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Focus 70 Live Highly Affordable HD System Camera User’s Guide (v1.1) 59
Chapter 5 - Video setup
5.4 Contrast
5.4.1 Black Stretch
The Black Stretch function changes the level of tones in the shadow areas of the picture
without affecting the rest of the picture.
Press the BLACK button and switch on the
BLACK STR
item. Use the
BLACK LVL
item to
adjust the Black Stretch level from 0 to 99.
In the camera menu, navigate to the
PRODUCTION SETUP > LEVELS > BLACK
menu and
switch on the
BLACK
item. Adjust the Black Stretch level from 0 to 99 using the
BLACK STR LEVEL
function.
Values below 50 are Black Press, values higher than 50 are Black Stretch.
☞
Note
☞
Note
Black Stretch is applied independently from Gamma.


When Black Stretch is switched on the non-standard indicator in the viewfinder lights (only for
ocular viewfinders).
0 100
0
20
40
60
80
100
Black Stretch
Black Press
OCP
CAM