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Topic: Catadioptrics

	Hubble Telescope (Site not responding. Last check: 2007-10-22)
		Reflector telescope - uses a large mirror (primary) at the base of the telescope tube.
		Catadioptric - uses a lens (called a corrector plate) at the front-end of the telescope tube with a large mirror at the bottom of the tube.
		This is more commonly known as a Schmidt-Cassegrain telescope.
	www.your-telescope.co.uk /hubbletelescope (1871 words)

	Refracting Telescope, and other Refracting Telescope information (Site not responding. Last check: 2007-10-22)
		Buy meade refracting telescope online at the Sharper Image : a unique assortment of original gifts and products with an extraordinary level of customer satisfaction.
		There are three basic types of telescopes -- Refractors, Newtonian reflectors, and Catadioptrics.
		Choosing a particular telescope depends on your individual...
	www.maxiscopes.co.uk /directory/refracting-telescope.html (420 words)

	Sky Telescope - Telescope Dude (Site not responding. Last check: 2007-10-22)
		Sky watcher telescope for people curious enough to look up and wonder
		Our products inlude refractors, reflectos, dobsonians, catadioptrics, spotting scopes, binoculars, mounts, eyepieces, motor drives, finderscopes.
		In this site you will also find tips on
	www.telescopedude.com /info/SkyTelescope (1328 words)

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