The main tube assembly has been modified for the rigors of long exposure astrophotography. A 6" f/5 Newtonian 'finderscope' is also included as well as a 7x50 refractor (not mounted on scope). A custom made off-axis guider and Celestron coma corrector are also included.
The Byers 812 mount comes with a dual axis variable tracking rate
drive corrector. This mount, when properly polar aligned tracks exceptionally well as I have been guiding my photos manually from
I have been using this system since 1981 and have had many astrophotos published with it. My website is listed on the homepage
of Astromart ("Astrophotography by Preston S. Justis") if you're interested in seeing my work. I'm offering basically everything
except my Nikon camera body, for a price of $3,100.00 obo.