acoustooptical filter
acoustooptical filter
[ə¦küs·tō¦äp·tə·kəl ′fil·tər] (optics)
An optical filter that is tuned across the visible spectrum by acoustic waves in the frequency range of 40 to 68 megahertz.
McGraw-Hill Dictionary of Scientific & Technical Terms, 6E, Copyright © 2003 by The McGraw-Hill Companies, Inc.
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