Tag: collimation
Collimation Check Without Tools: Visual Inspection Methods for Amateurs
Learn how to check telescope alignment using only your eyes and standard gear. Master visual techniques like the star test and shadow methods.
Off-Axis Aberrations: Diagnosing Coma and Astigmatism After Collimation
Off-axis aberrations like coma and astigmatism persist even after perfect collimation. Learn how to diagnose and fix them in Newtonian telescopes with practical tests and real-world solutions.
Collimation Myths: Separating Internet Advice from Optical Reality
Collimation myths are everywhere in astronomy. Learn what actually matters for telescope alignment-no lasers, no rituals, just real optics and practical tips to get clear stars without wasting time.