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Location Lighting for Television by Alan Bermingham

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16

Vision Control and Measurements

16.1   Vision Control – the Essence of Good Picture Quality

Good vision control is fundamental to picture quality and to lighting continuity. Basic vision control means:

  • white balance
  • exposure
  • black level.

White Balance

Cameras usually have three white balance options:

  • Preset – Preset to tungsten (3000 K) or daylight (5500 K)

    image

Because of the wide range of lighting conditions to be found on location, it is recommended to white balance each set-up prior to recording/transmission. An alternative to this would be to use the ‘preset’ tungsten or daylight, as appropriate, then make any ‘colour’ adjustments in post-production. ...

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