Jump to content

ASA Cassegrain / Ritchey-Chrétien

Questions regarding Cassegrain or Ritchey- Chrétien ASA 400/500/600 

Followers 0

3 topics in this forum

  1. Spectroscopy: RC or Classical Cass?

    By Chocolate Elephant,
    • 2 replies
    • 2k views

  2. Other 400C users

    By nakbrooks,
    • 4 replies
    • 930 views

  3. How to collimate 400mm classical cassegrain

    By nakbrooks,   
    • 2 replies
    • 4.2k views
×
×
  • Create New...