Dobsonians
Everything about Dobsonian telescopes.
How To Collimate a Dobsonian Telescope – Or All Reflectors [diagrams]
If you’ve got a Dobsonian, you’ll need to collimate it. How do you do that? It may seem offputting. But, ...
Dobsonian Telescope Advantages and Disadvantages
What’s a Dobsonian and why is it different to other telescopes for astronomy? In the following, I discuss the said ...