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equatorial mounting

British  

noun

  1. an astronomical telescope mounting that allows motion of the telescope about two mutually perpendicular axes, one of which is parallel to the earth's axis

"Collins English Dictionary — Complete & Unabridged" 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

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The director must, of course, have a full equatorial mounting, with circles some two hundred and fifty feet in diameter.

From Skylark Three by Wessolowski, Hans Waldemar

This alteration and the new equatorial mounting have been admirably made by Grubb; the result is completely successful.

From Encyclopaedia Britannica, 11th Edition, Volume 13, Slice 2 "Hearing" to "Helmond" by Various

No part of the equatorial mounting is shown in the figure, as it resembles in every respect the usual Fraunhofer mounting.

From Encyclopaedia Britannica, 11th Edition, Volume 13, Slice 2 "Hearing" to "Helmond" by Various

Fig. 44 shows such a telescope, or rather two telescopes, one photographic, the other visual, supported side by side upon the same equatorial mounting.

From A Text-Book of Astronomy by Comstock, George C.

He invented the transit instrument, mural circle, equatorial mounting for telescopes, and most of the other principal instruments now in use in observatories.

From Pioneers of Science by Lodge, Oliver, Sir

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