1.65 m. Telescope | MAO

1.65 m. Telescope

165 cm telescope
Diameter of the primary mirror (sital=cervit) 165 cm
Focal length of the primary mirror 492 cm
Focal ratio of the primary mirror 1:3
Thickness of the primary mirror at the edge 22 cm
Diameter of the central hole 30 cm
Diameter of the secondary mirror 45 cm
Equivalent focal length of the sistem 1968 cm
Focal ratio of the Ritchey-Chretien system 1:12
Field diameter of Richey - Chrétien 20 cm=35'
Field diameter 30 mm
Focus offset from the surface of the primary mirror 72 cm
Image scale 1 cm=1,75'
Focal reducer from from 1/12 to 1/4
scale 1 cm = 5.25'

Manuals

User's guide for Molėtai observatory 1,65 m and Maksutov telescopes

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