shadow mask

noun

: a metal plate in a color cathode-ray tube that contains minute apertures permitting passage of electron beams to specific phosphors on the screen during a scan

Example Sentences

Recent Examples on the Web The Arcade filter leaves off the scanlines and instead adds a shadow mask effect, simulating the RGB phosphors of an arcade monitor.

Aurich Lawson, Ars Technica, 29 May 2018

These example sentences are selected automatically from various online news sources to reflect current usage of the word 'shadow mask.' Views expressed in the examples do not represent the opinion of Merriam-Webster or its editors. Send us feedback.