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  2. Liquid light show - Wikipedia

    en.wikipedia.org/wiki/Liquid_light_show

    Light from a liquid light show, being projected behind a guitarist Layers of colored mineral oil and alcohol move over the projector lens and produce changing color patterns. Liquid light shows (or psychedelic light shows ) [ not verified in body ] are a form of light art that surfaced in the early 1960s as accompaniment to electronic music and ...

  3. The Joshua Light Show - Wikipedia

    en.wikipedia.org/wiki/The_Joshua_Light_Show

    The Joshua Light Show based their shows on four elements; projection of pure color, concrete imagery, variety of color effects and shaping of the light. The Joshua Light Show has provided visual backgrounds for Janis Joplin , the Grateful Dead , the Who , Jefferson Airplane , the Band , the Doors , Frank Zappa , Lou Reed , Television , Vanilla ...

  4. LCD projector - Wikipedia

    en.wikipedia.org/wiki/LCD_projector

    It is a modern equivalent of the slide projector or overhead projector. To display images, LCD (liquid-crystal display) projectors typically send light from a metal-halide lamp through a prism or series of dichroic filters that separates light to three polysilicon panels – one each for the red, green and blue components of the video signal ...

  5. Liquid-crystal display - Wikipedia

    en.wikipedia.org/wiki/Liquid-crystal_display

    A liquid-crystal display (LCD) is a flat-panel display or other electronically modulated optical device that uses the light-modulating properties of liquid crystals combined with polarizers to display information. Liquid crystals do not emit light directly [1] but instead use a backlight or reflector to produce images in color or monochrome. [2]

  6. Electroluminescence - Wikipedia

    en.wikipedia.org/wiki/Electroluminescence

    Views of a liquid crystal display, both with electroluminescent backlight switched on (top) and switched off (bottom). Electroluminescence (EL) is an optical and electrical phenomenon, in which a material emits light in response to the passage of an electric current or to a strong electric field.

  7. Joshua White (artist) - Wikipedia

    en.wikipedia.org/wiki/Joshua_White_(artist)

    Joshua White (born 1942) is an American artist, video maker and broadcast television director. Best known for The Joshua Light Show, [1] a 1960s and 1970s liquid light show, his work is in the permanent collection of the Museum of Modern Art [2] in New York and has been exhibited at Museum of Contemporary Art, Los Angeles, the Whitney Museum of American Art, the Hirshhorn Museum, the New ...