speckle interferometry

noun

, Astronomy.

1. a photographic technique for clarifying the telescopic images of a star by taking short exposures of the electronic images of the star's speckle pattern and extrapolating properties of the starlight to create a more accurate composite image.

speckle interferometry

noun

1. astronomy a technique to increase the angular resolution of telescopes that are impaired by atmospheric turbulence, in which the information from a number of exposures of very short duration is combined

Word History and Origins

Origin of speckle interferometry¹

First recorded in 1965–70; interfere + -o- + -metry