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ASA Telescope-Systems
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ASA Cassegrain / Ritchey-Chrétien
ASA Cassegrain / Ritchey-Chrétien
Questions regarding Cassegrain or Ritchey- Chrétien ASA 400/500/600
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Spectroscopy: RC or Classical Cass?
By
Chocolate Elephant
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September 1, 2013
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astrobry
February 4, 2018
Other 400C users
By
nakbrooks
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September 7, 2016
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nakbrooks
September 7, 2016
How to collimate 400mm classical cassegrain
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nakbrooks
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November 12, 2013
Collimation
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nakbrooks
November 19, 2013
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