Image of the day

Captured by
Jonathan Hayton

Triangulum M33

My Account

New to Astromart?

Register an account...

Need Help?

Binocular: Collimation or co-Collimation?

Started by BoyntonStu, 04/13/2006 08:29PM
Posted 04/13/2006 08:29PM Opening Post
Binocular: Collimation or co-Collimation?


When they say that a binocular needs collimation what do they mean?


Stu