Definition of refractor
: a telescope whose principal focusing element is a lens
Recent Examples of refractor from the Web
It’s the largest refractor telescope in Florida that the public is allowed to use.
Rokko Szarell, 8, of Radcliffe, Kentucky, who is visiting relatives in Aurora, climbed on a small step ladder to look through a refractor lens telescope that was manned by Bob Wiersma of North Olmsted.
Continuum has a large, rare collection of ribbed, holophane fixtures which use borosilicate glass reflectors and refractors to provide an untainted light, and are considered mid-20th century industrial art.
These example sentences are selected automatically from various online news sources to reflect current usage of the word 'refractor.' Views expressed in the examples do not represent the opinion of Merriam-Webster or its editors. Send us feedback.
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