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Newtonian and Cassegrain Telescopes

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Abstract

The simplest and most famous type of telescope was invented by Newton. It consists of a parabolic primary mirror S 1 and a flat secondary mirror S 2 that is situated in front of the primary and directs the converging cone of light arriving from the primary out of the tube for visual or photographic applications. The aperture stop A coincides with the rim of S 1 (see Figure 4.1).

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Correspondence to Antonio Romano .

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© 2010 Birkhäuser Boston

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Romano, A. (2010). Newtonian and Cassegrain Telescopes. In: Geometric Optics. Modeling and Simulation in Science, Engineering and Technology. Birkhäuser Boston. https://doi.org/10.1007/978-0-8176-4872-5_4

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