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  • Achromatic and Apochromatic Refractor Designs

    Achromatic and Apochromatic Refractor Designs

    Above: Optical layout of a typical refracting telescope This section details the optical design and inherent aberrations of refracting telescopes. For a more basic overview of this design please see theRefractors page. For a review of the optical design terms,...

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  • Newtonian Reflectors

    Newtonian Reflectors

    Above: Optical layout of a typical Newtonian reflecting telescope This section details the optical design and inherent aberrations of Newtonian reflecting telescopes. For a more basic overview of this design please see the Newtonian page. For a review of the...

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  • Classical Cassegrain Design

    Classical Cassegrain Design

    Above: Optical layout of a typical Cassegrain reflecting telescope This section details the optical design and inherent aberrations of Cassegrain-type reflecting telescopes. For a more basic overview of these designs please see the Ritchey-Chrétien page and the Cassegrain page. For...

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  • Schmidt-Cassegrain Design

    Schmidt-Cassegrain Design

    Above: Optical layout of a typical Schmidt-Cassegrain telescope This section details the optical design and inherent aberrations of Schmidt-type catadioptric telescopes. For a more basic overview of these designs please see the Schmidt-Cassegrain page and Schmidt-Newtonian page. For a review...

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  • Maksutov Designs

    Maksutov Designs

    Above: Optical layout of a typical Maksutov-Cassegrain telescope This section details the optical design and inherent aberrations of Maksutov-type catadioptric telescopes. For a more basic overview of these designs please see the Maksutov-Cassegrain page and the Maksutov-Newtonian page. For a...

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