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Iris

Discussion in 'Wiki' started by derekleffew, May 5, 2008.

  1. derekleffew

    derekleffew Resident Curmudgeon Senior Team Premium Member

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    1a. noun. A device with an adjustable circular aperture, used to reduce the size of the beam of an ERS, followspot, or hard-edged moving light.
    2180_drop_in_iris_source_four_med.jpg
    http://www.citytheatrical.com/Produc...51140&subDept=

    See http://www.wilkes-iris.com/flashIris/iris.htm for a cool animation showing how irises work.

    1b. verb. To open or close a followspot's iris on a cue. "Stand-by spot one to iris up to a head shot in five counts." "Spot two, iris out to include both performers when they come together."


    2. A model of asymmetric-reflector cyc light, distributed under the brands Strand/Ianiro/Quartzcolor. Comparable to the Colortran FarCyc and Altman SkyCyc.
    iris4.jpg
    [​IMG]
    http://www.strandarchive.co.uk/lanterns/iris.html
     

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    Last edited: Apr 17, 2009

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