User's Guide

72
Video setup
Color bar
• High Quality mode — for studio locations and other environments with very good
lighting conditions. This mode provides superior quality pictures with very low noise.
• Nominal mode — for general purpose situations with variable lighting conditions. This
mode provides very good pictures with low noise.
• High Sensitivity mode —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:
1)
Sensitivity mode is not available when a high speed video mode is selected.
2)
Actual basic sensitivity depends on selected video mode/frame rate.
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.
Press the TEST button on the left side of the panel to switch on the color bar. Initially, the
standard color bar is switched on and the button lights. Press it again to switch on the
sawtooth signal. The button lights orange. Press again to switch off all test signals.
Press the BARS button on the left side panel (middle button) to switch on the standard
color bar:
High Quality mode Nominal mode High Sensitivity mode
Basic sensitivity (@2000
lux):
2)
typ. F8 typ. F12 max. F17
Video gain range: -3 .. +12 dB -3 .. +12 dB -3 .. +18 dB
Texture representation: Excellent Very good Fair
PowerCurves exposure
input range :
up to 300% up to 800% up to 800%
Exposure time range: down to 1/1000 s down to 1/1000 s 100 Hz/120 Hz to Nom.
CGP
CAM
GAIN
COLOR
TEMP
FILTER BARS
EXP.
TIME