Telescope 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 review of the optical design terms, see the Optical Aberrations and Optical Design sections. Maksutov… More »

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 of the optical design terms, see the Optical Aberrations and Optical Design sections. Schmidt Camera… More »

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 a review of the optical design terms, see the Optical Aberrationsand Optical Design sections. Classical… More »

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 optical design terms, see the Optical Aberrations and Optical Design sections. Newtonian Design The Newtonian… More »

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, see the Optical Aberrations and Optical Design sections. Achromatic Refractor Design A simple lens focuses… More »