Collimation aligns a telescope's parts for the sharpest images. Most telescopes need collimation at some point; reflectors need it often. Tools like laser collimators or Chashires help align the ...

ABSTRACT.I describe a simple new method for collimating a Cassegrain telescope that gives near-perfect correction over a wide field of view. This method was used to collimate the 6.5 m MMT in 2002 ...

I clearly remember my first telescope; in fact, I still have it. I was 9 years old, and my parents bought me a 2-inch reflector for Christmas. The tube was cardboard, it held a second-surface ...

I'm listing this for my father. I've used the scope a few times myself and it is a good one. For sale: Meade 8" Starfinder Reflecting Telescope with a German equatorial mount, 115 volt clock drive, ...