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First, if you're collimating a Newtonian, you have to make sure your secondary mirror is already correctly positioned.
Contributing editor Gary Seronik has been building and collimating scopes for more than three decades.
USUALLY THE MOST frustrating part of collimating a Newtonian reflector is adjusting the secondary (diagonal) mirror.
By tracing the radio emission of water molecules about 1,000 astronomical units from the star, the team found direct evidence in polarization measurements that tightly wound magnetic fields are collimating two oppositely directed jets.