How I Got The Correct Back Focus for My Uranus-c Astronomy Camera

...also a quick tip for removing stuck spacer rings 48mm spacer rings - https://amzn.to/43uJZtg 42mm spacer rings - https://amzn.to/3QOlkrY ⚫ Consider joining me on Patreon: https://www.patreon.com/c/Designbydave 🟠 Amazon Affiliate Link https://amzn.to/3WSFaWr 🟣 Join the Discord: https://discord.gg/QdPa9ed6Jq 🔵 My Website: https://designbydave.net/projects/ 🔴 Printables: https://www.printables.com/@DaveAldrich_1395060 🎶 Intro Song by Mathew Harwich https://www.youtube.com/@MathewHarwich #astrophotography #telescope #uranus #uranus-c #howto #backfocus #focus #astronomy