Tech Theater Notes

1
Tech Theater Notes

• Lighting Design

2
Qs and As

• What are the three categories of lighting design?
• Planning deciding number of lights, where to put
  them
• Installation placement and angling of lights
• Cueing running of lights during a show

3
Plasticity what you need to know

• Definition plasticity is the ability to
  distinguish visually 3-D form (3-D is only
  possible if you have both shadows and light)
• How does one control plasticity?
• Quantity, direction, and angle of light
• Why are shadows, as well as light, needed in
  lighting?
• To achieve plasticity, to much light gets rid of
  shadows which makes it impossible to distinguish
  shape

4
Two very general aspects to know

• What three aspects of a play does lighting
  indicate?
• Time, mood, place
• What is the most important task in lighting?
• Make performance visible to audience

5
Vocab Need to Knows

• Types of lenses
• Plano flat
• Convex one side curves away form line
• Concave one side curves in toward line
• Plano-concave 1 side flat, 1 side concave

6
Lighting techniques and terms

• Definitions
• Boomerang tree A pole-like stand having
  horizontal arms (pipes) for hanging lighting
  instruments
• Border lights a type of striplight hung from
  pipe battens above the stage
• Circuit complete path of an electrical current
• Floor pocket a receptacle for stage plugs
  mounted in the floor

7
Lighting terms and techniques

• Kill command to turn off lights
• Splash light that strikes outside the intended
  area
• Throw a distance from a lighting instrument to
  the area to be lit
• Wash to bathe in light
• Wash out the drain (absorption) of color by
  light, leaving the actor, costumes, or scenery
  lifeless

8
Qs and As

• What are the three categories in process of
  lighting design
• Planning (takes time)
• Installation (greatest amount of labor)
• Cueing (greatest pressure)

9
Types of Beams

• Hard ellipsoidals and reflector spotlights
• Soft fresnels, striplights, and scoops
• (always know the size, type, and intensity of the
  light)
• Strength of gels
• Dilute lighter colors
• Saturated deeper colors