low-pass filter

British

noun

electronics a filter that transmits all frequencies below a specified value, substantially attenuating frequencies above this value Compare high-pass filter band-pass filter

"Collins English Dictionary — Complete & Unabridged" 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

Example Sentences

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The cameras are identical in every way except that the 5DS R cancels the softening effect of the low-pass filter that sits in front of both camera’s sensors.

From Forbes

Like in the D5300, Nikon has also obfuscated the use of a low-pass filter, which trades the ability to keep ugly moiré at bay but allows for sharper detail in images.

From The Verge

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