altazimuth mounting


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altazimuth mounting

n
(Astronomy) a telescope mounting that allows motion of the telescope about a vertical axis (in azimuth) and a horizontal axis (in altitude)
References in periodicals archive ?
The name refers to the design of the altazimuth mounting which although simple in principle, and usually made from plywood, is very stable in use.
The latter will feed a guide-eyepiece and two guest-eyepieces simultaneously and is served by an access-platform large enough to accommodate several observers, integrated in the telescope mounting itself: it was these design features which dictated the choice of altazimuth mounting geometry.
But when one understands the difficulties to be overcome, I think that it may be said that Mr Sellers has made a great advance in altazimuth mountings.