Compound Cassegrain Telescopes
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Very efficient optical configurations can be obtained for astronomical telescopes by combining one of the correctors described in the previous chapter with the Cassegrain scheme. Depending on the corrector chosen, a Schimdt–Cassegrain, Houghton–Cassegrain or Maksutov–Cassegrain telescope is obtained (see Figure 6.1).
KeywordsFocal Length Spherical Aberration Primary Mirror Secondary Mirror Focal Surface
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