refractor

noun

re·frac·tor ri-ˈfrak-tər $How to pronounce refractor (audio)$

: a telescope whose principal focusing element is a lens

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Another in 2007 used an off-the-shelf digital detector on a small refractor telescope to deliver remarkably decent photometric measurements, even for third-magnitude stars (which are somewhat fainter than those making up the Big Dipper). —

Phil Plait, Scientific American, 26 July 2024 There’s even a broadcast feed for those who can’t climb the narrow steps to the observatory’s 8-inch refractor telescope. —

Laura Randall, Los Angeles Times, 16 May 2024 Last year, an autographed Bowman chrome refractor card of Ohtani in his 2018 rookie year fetched $184,000. —

Samantha Masunaga, Los Angeles Times, 27 Mar. 2024 Types of telescopes and their purposes Amateur astronomers and novice stargazers can choose from three popular models: the refractor telescope, the reflector telescope, and the compound telescope. —

Chicago Tribune, 20 Feb. 2023 See all Example Sentences for refractor