interferogram

American  

[in-ter-feer-uh-gram] / ˌɪn tərˈfɪər əˌgræm /

noun

Optics.

1. a photographic record of light interference patterns produced with an interferometer, used for recording shock waves and fluid flow patterns.

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Etymology

Origin of interferogram

First recorded in 1920–25; interfere + -o- + -gram ¹

Example Sentences

Astronomers would physically transport these QHDs—by road, rail or air—to one location, where the quantum states would be read out and made to interfere, generating an interferogram.

From Scientific American • Apr. 19, 2021

The interference measurements in each telescope can be recorded and later used to reconstruct an interferogram.

From Scientific American • Apr. 19, 2021

The light recombines on the other side of the barrier, creating an interference pattern of bright and dark stripes, also known as an interferogram.

From Scientific American • Apr. 19, 2021

But there are significant segments of the fault failure that have no obvious surface expression, and for these portions scientists hope to gain useful insights from the new Sentinel interferogram.

From BBC • Sep. 2, 2014

The interferogram is noticeably incomplete - there are several areas where the fringing is missing.

From BBC • Mar. 7, 2011