Catania Astrophysical Observatory

The "M. G. Fracastoro" Mountain Station
Serra La Nave (Mt. Etna)

  The APT80 Telescope

Optical configuration
 

Optical configuration Cassegrain  
Main mirror diameter 80 cm
  curvature paraboloid
  focal length 1.6 m
  focal ratio f/2
Secondary mirror diameter 14 cm
     
Cassegrain focus equivalent focal length 6.4 m
  equivalent focal ratio f/8

 



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