Crossword clues for refractor
The Collaborative International Dictionary
Refractor \Re*fract"or\ (r?-fr?kt"?r), n. Anything that refracts; specifically: (Opt.) A refracting telescope, in which the image to be viewed is formed by the refraction of light in passing through a convex lens.
Douglas Harper's Etymology Dictionary
1769, as a type of telescope, agent noun from refract.
Wiktionary
n. 1 A refracting telescope. 2 anything which refracts light, heat or sound
Usage examples of "refractor".
He also owns the same portable Tele Vue refractor as I do-only his is more fancy, and therefore enviable.
Domino III voice refractor, feeling a flicker of grim satisfaction at his own foresight in persuading the Senator to shell out the cash for the latter.
Let us not turn then against it and deny its existence with too many brazen instruments, but remember these are but a means, and that the vast lens of the Californian refractor is but glass--it is the infinite speck upon which the ray of light will fall that is the one great fact of the universe.
In 1880, Todd made a systematic search using the 26-inch refractor at the U.
It varies in density, increasing from without inward, and forms a perfect refractor of the light received.
Henceforth instead of serving merely as a refractor behind the brilliant light shed by Tubby Forrester, he would be given a chance to generate a bit of illumination on his own account.
The largest instruments of this type are the 36-inch Lick telescope and the 40-inch refractor of the Yerkes Observatory.
Schlesinger, from photographs taken with the 30-inch Allegheny refractor, derived 0.
Cosmo asked on their first date at the Lowell Observatory on Mars Hill outside Flagstaff, where they took turns looking up at red Mars through the same refractor Percival Lowell had used to study the canals of the Red Planet a century ago.
Mars through the twenty-four-inch antique refractor at Lowell Observatory outside Flagstaff.
Saturn through his four-inch refractor on a clear night in the spring of 1952.
He saved up his pocket money and with some help from his father he managed to buy himself a second-hand telescope, a three-inch refractor which was hardly better than a pair of powerful binoculars, but it was a start all the same.
West Coast astronomers complained about the difficulties in traveling to the third conference of astronomers and astrophysicists at Yerkes and seem to have voiced some pleasure that promised demonstrations with the Yerkes 40-inch refractor for this ceremony had to be postponed because of cloudy weather.
In a historical memoir, Hale mentions that the 40-inch lens was available to the Yerkes Observatory only because a previous plan to build a large refractor near Pasadena, California, had fallen through.
Clamps and refractors, like silver insects crowding into the wound as though it were a flower.