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blue screen technology

Cultural  

  1. Used primarily in the making of movies, this technology allows actors to perform in front of a blue background screen, upon which background images are superimposed later by computer.

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Arthur Widmer, 92, special-effects pioneer who developed "blue screen" technology, enabling two images shot separately to be combined smoothly into one; in Los Angeles.

From Time Magazine Archive

Definitions and idiom definitions from Dictionary.com Unabridged, based on the Random House Unabridged Dictionary, © Random House, Inc. 2023

Idioms from The American Heritage® Idioms Dictionary copyright © 2002, 2001, 1995 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company.