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Encyclopedia: Telescope (Site not responding. Last check: 2007-11-03) |
 | | Telescopes used for non-astronomical purposes are often referred to as theodolites, transits, spotting scopes, monoculars, binoculars, camera lenses, microscopes or spyglasses. |
 | | Radio telescopes are often operated in pairs, or larger groups to synthesize large "virtual" apertures that are similar in size to the separation between the telescopes: see aperture synthesis. |
 | | The telescope was aimed by the aid of a Foucault sidérostat, which is a movable plane mirror with a 2 m diameter, mounted in a large cast-iron frame. |
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