speckle interferometry — An Etymological Dictionary of Astronomy and Astrophysics

speckle interferometry

اندرزنش‌سنجی ِ پَکال

andarzaneš-sanji-ye pakâl

Fr.: interférométrie des tavelures

A technique for generating a clear composite image of a celestial object blurred by
→ atmospheric turbulence in which a large number of short-exposure photographs are mathematically correlated by a computer. By comparing the behavior of the → speckles in a series of images it is possible to approach the theoretical resolution of the telescope.

See also: → speckle; → interferometry.

An Etymological Dictionary of Astronomy and Astrophysics

English-French-Persian

فرهنگ ریشه‌شناختی اخترشناسی-اخترفیزیک