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- Tue Feb 23, 2010 6:10 pm
- Forum: The Observation Deck: Latest Sky Photography
- Topic: Building a Telescope
- Replies: 9
- Views: 667
Re: Building a Telescope
Hi Orca; I've built a 6" f5 newtonian telescope from a mirror that I ground. It's a lot of work to grind even a small mirror, it took me a couple of months. For a "light bucket" be prepared to spend a lot more time. A long focal length mirror, f10 and above, you can leave spherical wh...