Anylighttm; Black Stretch - GRASS VALLEY LDK 8300 User Manual

TM
5.9 Anylight
Under artificial light conditions it is recommended to examine the lighting conditions and set
the camera's flicker reduction presets accordingly. There are two locations were the lighting
presets can be set:
– In the Operational Control Panel (OCP 400) and the Master Control Panel (MCP 400) in
– In the Base Station in the VIDEO > LIGHTING menu.
There are five presets to adjust the camera to accommodate different lighting conditions.
Switching to Poor results in an almost flicker free picture. In most cases this will be the preset
to start with if flicker is visable in the Optimal preset. Fine tune the light accommodation by
switching to Poor or Fair presets if other artifacts become noticeable.
– Optimal (default) - For daylight and non-alternating or high-frequency artificial lighted
– Good - For artificial lighting with minor amplitude changes. Examples are environments
– Fair - For artificial lighting with significant amplitude changes, for example fluorescent
– Poor - For artificial lighting with major amplitude changes. Examples are environments
– Extreme - Results in a completely flicker free picture but it introduces an increased
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Note Note
This Extreme preset uses a different internal flicker reduction algorithm than the Good, Fair and
Poor presets.
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Note Note
It is not recommended that 50, 100 and 150 Hz video modes are used with 60 Hz lighting and
similarly, it is not recommended that 60, 120 and 180 Hz video modes are used with 50 Hz
lighting.

5.10 Black stretch

The black stretch function changes the level of detail in the shadow areas of the picture
without effecting the rest of the picture. Set the Black stretch switch at the front left side of
the camera to the On position to switch on the black stretch function. Go to the
VIDEO > BLACK > BLACKSTRETCH item to adjust the black stretch level from 0 to 99.
When black stretch is switched on the Non-standard indicator in the viewfinder lights.
LDK 8300 High-speed HD camera User's Guide (v4.0)
the INSTALL > EXPOSURE > LIGHTING menu.
environments. Each field has the same video level and flicker reduction is not
necessary.
lighted with incandescent or well balanced three-phase lighting. Use this preset also
when daylight and artificial light with alternating effects are combined
lighted environments.
lighted with HMI, MHD, gas discharge lamps or neon light.
level of motion blur. Use this setting only in lighting conditions with extreme light
amplitudes.
Chapter 5 - Video setup
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