411 REFERENCE · Wiktionary
Galilean telescope
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English
thumb|A diagramatic representation of a Galilean refractor
Etymology
Named after Galileo Galilei, who was the first to use this type of telescope for astronomy.
Noun
en astronomy A type of refracting telescope (refractor) similar to the one used by Galileo Galilei.
en Galilean refractor
en eponyms