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 ...

Got a budget Newtonian telescope? Learn the top secrets and upgrades that can transform your cheap Newt into a powerhouse for astrophotography. From collimation tips to camera choices, we cover ...

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 ...

Bright guy, Sir Isaac Newton: He managed to distill the mechanics of our local universe down to three simple laws of motion. He developed much of mathematical calculus. And he harnessed the ...