Fluorescent Lighting

Business / Construction / Fluorescent Lighting: A fluorescent lamp is a gas-filled glass tube with a phosphur coating on the inside. Gas inside the tube is ionized by electricity which causes the phosphur coating to glow. Normally with two pins that extend from each end.

Lighting Intensity

Technology / Television (TV) / Lighting Intensity: The power of a light source. Regarding the relative intensity of lighting sources, see three-point lighting. MORE

Lighting Direction

Technology / Television (TV) / Lighting Direction: The positioning of lights relative to the object being shot. The norm for lighting direction is three-point lighting. MORE

Lighting Diffusion

Technology / Television (TV) / Lighting Diffusion: The hardness or softness of a light source. Hard light casts a sharp, definite shadow. MORE

Lighting Ratio

Entertainment / Photography / Lighting Ratio: Ratio of the brightness of light falling on the subject from the main (key) light and other (fill) lights. A ratio of about 3:1 is normal for color photography. MORE

Low-Key Lighting

Technology / Television (TV) / Low-Key Lighting: A lighting style wherein the key light is so much more intense than the fill light that there is a high contrast between bright and dark areas. The bright areas are especially bright and the dark area MORE

Three-Point Lighting

Technology / Television (TV) / Three-Point Lighting: An aesthetic convention in which an actor or object is lit from three sources or points of light of varying intensity. There is one main source of illumination (key light), one source filling shadows MORE

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