low-pass filter

noun

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

Example Sentences

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