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Portable Network Graphic  |  1996-04-23  |  6.9 KB  |  242x277  |  8-bit (43 colors)
   ocr: MOUNTING THERE ARE TWO main typesof mountings - the Structure that supports a telescope andallows it to point at the required part of the sky- altazimuth and equatorial. Each pivots about two axes. The altazimuth mounting swingsin vertical and horizontal axes. The equatorial mounting has one axis parallel and another at right angles tot the Earth's axis.