Lighting For Television

1
Lighting For Television

• The art of control and effect

2
The Principles of Light

• Light is part of the electromagnetic energy
  spectrum.

X-ray and Gamma rays
Violet Indigo Blue Green Yellow Orange Red
The Electromagnetic Spectrum
Radio and Communications freq.
Audio 20 Hz 20 KHz
3
Lighting Terminology

• Color Temperature The relative reddishness or
  bluishness of light. Measured in degrees Kelvin.
• Primary Colors For light the primary colors are
  Red, Blue, Green
• Photographic principle Lighting design utilizing
  3 lights to light a subject.
• Gel A colored filter that allows only certain
  light to pass through the filter.
• Fresnel A hard light that is a common type of
  light fixture for a TV Studio.

4
Lighting Terminology (cont.)

• Hard light A directional light sources that
  produces sharp falloff (shadows have edges)
• Soft light Diffused light that produces few
  shadows.
• EFP Floodlight Used for portable lighting
  situations. Usually consists of a bright halogen
  bulb Very hot to touch.
• Ellipsoidal Spotlight An adjustable lighting
  fixture that allows the lighting director to
  focus light where he/she would want it.

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Lighting Terminology (cont.)

• Flag Cloth or material that will block light
  from an area of a set.
• Scoop A light fixture that has no lens and
  produces soft light.
• Kelvin Scale the scale used to measure the
  relative reddishness or bluishness of light.
• Light Plot A detailed diagram that shows the
  placement of lights on the light grid.
• Grid A support system that lights are hung from

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Lighting Terminology (cont.)

• Raceway The electrical grid that supplies
  electricity to the grid. Usually it is a complex
  array of wires.
• Light board A control panel that allows an
  operator to control light intensity to each
  circuit.
• Gaffer An assistant lighting director.
• Falloff The intensity of the shadows edge
  produced by a light fixture

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The Photographic Principle

• Most common type of lighting design
• Or 3 point lighting
• Key light
• Back light
• Fill light

Fill Light Soft light
Back Light (hard or spot light)
Key Light (hard or spot light)
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The Kelvin Scale

• Measures the relative Reddishness or bluishness
  of light

Kelvin Scale
20,000 K 15,000 K 5600 K 3200 K 2800 K 2200
K 1200 K
Outdoor light on a stormy day
Outdoor light on a cloudy Day
Outdoor light on a beautiful sunny day (Approx)
Studio lighting (Quartz/Halogen light fixtures)
Fluorescent lighting fixture
Incandescent Light fixture
Candle light
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Light Plot Plan