Explore Scientific AR 102
Feb 09 2016 07:10 AM by phxbird
Review: davejlec's Paralellogram Mount
Feb 08 2016 08:26 AM by tlriedel
Annals of the Deep Sky, Volumes One and Two
Feb 08 2016 07:03 AM by twatson
Discovery 17.5” Split Tube Dobsonian Telescope
Feb 07 2016 06:20 AM by clay1022
REVIEW OF SUMERIAN OPTICS ALKAID 16” TRAVEL SCOPE
Nov 26 2015 02:38 AM by alexvh
Astrotrac TP3065 Pier Review
Nov 20 2015 05:03 AM by James Waters
Apo-tmosphere: Gutekunst ADC Review
Sep 23 2015 08:18 AM by pbsastro
Optolong LRGB Filter Testing and Comparison wit...
Sep 22 2015 10:41 AM by turbo399
The battery holder that comes with the telescope mount is a light plastic bag which contains a four-battery holder and some wire that are only lightly attached. I do not like this contraption so I redesigned my own
As many astronomy gazers might discover, dark adaption is the utmost priority in viewing the night sky. And, unless you're
As many astronomers know, no single type of finderscope can be considered the end-all and be-all of sighting equipment. Many observers have multiple sighting devices on a single telescope. One of the most common combinations is the
I have had the frustrations in connecting RoboFocus with CCD Soft in the setup. Even though CCD Soft does have RoboFocuser in its pull-down menu, the user like me is confronted with a nagging error message in CCD Soft saying it Failed to connect to Focuser! After I got this to work, I documented it.
Collimation is the alignment of the optical parts of a telescope. Though lining up the secondary under the focuser is essential for uniform illumination of the field of view, there are only two alignments in collimation: the focuser axis (done by adjusting the secondary mirror), and the Primary Axis (done by adjusting the primary mirror).
The Royce conical mirrors represent a great advance in Newtonian mirror technology