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Chapter 5 - Video setup
5.1.3 Sensitivity mode
To obtain the best results under different lighting conditions, the camera's sensitivity mode can
be selected.
OCP
Press the SETUP MENU button and enter the CAM menu. Select SENSMODE and select the
mode you want to use for your production.
CAM
In the camera menu, navigate to the PRODUCTION SETUP > SENSITIVITY item and select
the sensitivity mode.
The following sensitivity modes are available:
•
High Quality mode ("HiQ") - for studio locations and other environments with very good
lighting conditions. This mode provides superior quality pictures with very low noise.
•
Nominal mode ("Nom") - for general purpose situations with variable lighting conditions.
This mode provides very good pictures with low noise.
•
High Sensitivity mode ("HiSens") - for situations with poor lighting conditions. This mode
results in acceptable quality pictures.
The following settings and ranges are in use with the different sensitivity modes :
Basic sensitivity
Video gain range
Signal-to-noise ratio
Texture representation
PowerCurves exposure input
range (available only in Elite and
WorldCam versions)
Exposure time range
1)
Not available in the LDX Flex version.
2)
Not available in the LDX Première version.
3)
Actual basic sensitivity depends on selected video mode/frame rate.
5.1.4 Color bar
The color bar is the standard test signal that is used to set up and check the camera before
shooting. When the color bar is selected the following functions are temporarily switched off:
Black Stretch, White Limiter, Zebra and the Safe Area and cadre indicators.The lens iris closes
automatically when the color bar is switched on.
OCP
Press the BARS button to switch on the color bar. Initially, the standard color bar is switched on
and the button will light. Press it again to switch on the sawtooth signal. The button lights
orange. Press again to switch off all test signals.
60
High Quality
mode
3)
typ. F8 @ 2000 lux
-3 .. +12 dB
64 dB
Excellent
up to 300%
down to 1/1000 s
LDX Series Software Upgradable Camera Platform User's Guide (v3.1)
1) 2)
Nominal
1)
mode
typ. F12 @ 2000 lux
-3 .. +12 dB
60 dB
Very good
up to 800%
down to 1/1000 s
1)
High Sensitivity
1) 2)
mode
max. F17 @ 2000 lux
-3 .. +18 dB
54 dB
Fair
up to 800%
100 Hz/120 Hz to Nom.
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