What are the lighting terms?
Lighting Terminology
- WAVELENGTH (nanometres)
- COLOUR TEMPERATURE (Kelvin)
- SPECTRAL CHART (RGB)
- VISUAL PERCEPTION.
- LUMINOUS INTENSITY (Candela)
- LUMINANCE (Candela per Square Metre)
- LUMINOUS FLUX (Lumens)
- ILLUMINANCE (Lux)
What are the 7 functions of stage lighting?
Functions of Stage Lighting
- Visibility. If the audience can’t see the actors, everything else the lighting designer does is a waste of time.
- Mood. “Mood” (or “atmosphere”) is the evocation in the audience of the appropriate emotion.
- Composition.
- Plausibility.
- Reinforcement.
- Revelation of Form.
- Punctuation.
How would you describe lighting in Theatre?
Types of lighting
- Spot – has a hard-edged effect, used to light characters or elements on the stage.
- Fresnel – used for a softer edged effect, with a diffusing lens in front of the lamp.
- Flood – produces a clear wide-angled light, but there’s little control over the spread of the light.
What is the correct term for a stage light?
Stage lighting instruments (lanterns, or luminaires in Europe) are used in stage lighting to illuminate theatrical productions, concerts, and other performances taking place in live performance venues. They are also used to light television studios and sound stages.
What are the five elements of stage lighting?
Most stage lighting designers focus on five main positions of stage lighting.
- Front Lights. – These lights are the primary source of lighting for the event.
- Side Lighting. – Primarily used to highlight the sides of the performer’s body.
- High Side Lighting.
- Back Lighting.
- Down Lights.
What does the lighting term snap mean?
sudden jump in light level
A flash or sudden jump in light level (a snap cue) (see also FLASH BUTTON).
Why is lighting called LX?
Number the lighting cues sequentially, starting from 1. Write the cues in the following way: LX Q 1 GO (LX stands for Electrics, and nowadays means lighting; Q is the cue number. GO is the action word that means this is the exact point when the lighting change should happen).
What are the laws of illumination?
states that when light fall obliquely on a surface, the illumination of the surface id directly proportional to the cosine of the angle theta between the direction of incident light and surface normal. the law is known as cosine emission law or Lambert’s emissions law .
How do you describe a light fixture?
A light fixture (US English), light fitting (UK English), or luminaire is an electrical device containing an electric lamp that provides illumination. All light fixtures have a fixture body and one or more lamps. The lamps may be in sockets for easy replacement—or, in the case of some LED fixtures, hard-wired in place.
What are the 5 main criteria of lighting?
What are the criteria of a good lighting?
- light intensity,
- uniformity of light,
- dazzle capability and luminance distribution,
- light pulsation and colour rendering,
- shading of light.
What are the lights in theatre called?
Lantern: Though you may simply hear them referred to as lights or lighting fixtures, the lighting units used in stage lighting are also commonly called lanterns. In Europe, the more common term is luminaire.
What are the four main components of a lighting system?
Summary: Ryan covers the four elements of light: color, angle, intensity and quality.