johngwheeler

Vignetting with a 2.5" focuser (in f/7 scope)?

By johngwheeler, May 29, 2018 in Discussions - Scopes / Whole setups

• imaging
• focuser
• (and 2 more)

  Tagged with:

  • imaging
  • focuser
  • astrophotography
  • vignetting

AZ-EQ6 Guiding accuracy?

By johngwheeler, August 9, 2016 in Discussions - Mounts

Tak EM200 polar scope illumination question

By johngwheeler, August 8, 2016 in Discussions - Mounts

Mount choice! Big & basic (EQ8) or Smaller & sophisticated (EM200)?

By johngwheeler, August 5, 2016 in Discussions - Mounts

10" Dob vs 10" Newt + EQ6 GEM? Pros & Cons?

By johngwheeler, October 26, 2015 in Getting Started Equipment Help and Advice

Help! Can't focus my refractor. Is it defective?

By johngwheeler, August 24, 2015 in Getting Started Equipment Help and Advice

80mm Astro-scope vs 80mm Spotting scope?

By johngwheeler, August 10, 2015 in Getting Started Equipment Help and Advice

Celestron AVX can't find moon, and can't polar align

By johngwheeler, July 26, 2015 in Getting Started Equipment Help and Advice

Spotting scope as prime-focus lens for astrophotography?

By johngwheeler, August 2, 2015 in Getting Started Equipment Help and Advice

How does EQ Goto mount alignment work?

By johngwheeler, July 22, 2015 in Getting Started Equipment Help and Advice

How do you power your mount?

By johngwheeler, July 15, 2015 in Getting Started Equipment Help and Advice

Can you "piggy back" a spotting scope on a Maksutov?

By johngwheeler, July 13, 2015 in Getting Started Equipment Help and Advice

Should I persist with a spotting scope or get a "real" telescope?

By johngwheeler, July 3, 2015 in Getting Started Equipment Help and Advice

EQ5 / EQ5 PRO or HEQ5 for 6" Maksutov?

By johngwheeler, July 11, 2015 in Getting Started Equipment Help and Advice

EQ Mount for beginner's scope - manual or driven / go-to?

By johngwheeler, July 9, 2015 in Getting Started Equipment Help and Advice