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Constructing a dob
- Seanie_Morris
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16 years 11 months ago #55758
by Seanie_Morris
Midlands Astronomy Club.
Radio Presenter (Midlands 103), Space Enthusiast, Astronomy Outreach Co-ordinator.
Former IFAS Chairperson and Secretary.
Replied by Seanie_Morris on topic Re: Constructing a dob
Gosh, a whopping 14 eh? You'd almost want a big helmut for that baby...
...what are we talking about again?
...what are we talking about again?
Midlands Astronomy Club.
Radio Presenter (Midlands 103), Space Enthusiast, Astronomy Outreach Co-ordinator.
Former IFAS Chairperson and Secretary.
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- dmcdona
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16 years 11 months ago #55759
by dmcdona
Replied by dmcdona on topic Re: Constructing a dob
:
Telescopes I thought... What were you talking about?
Not sure what you meant by "helmut"? It has a cover that I can slip over the front. The Tarp covers the whole thing.
Anyhow, seems building large scopes is the order of the day. Perhaps I'll get a 20 incher some day but I'll probably source it from a dealer rather than a DIY job. Hell, I might even go larger and get a 24" to go with the El Capitan mount.
Telescopes I thought... What were you talking about?
Not sure what you meant by "helmut"? It has a cover that I can slip over the front. The Tarp covers the whole thing.
Anyhow, seems building large scopes is the order of the day. Perhaps I'll get a 20 incher some day but I'll probably source it from a dealer rather than a DIY job. Hell, I might even go larger and get a 24" to go with the El Capitan mount.
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- michaeloconnell
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16 years 9 months ago #64038
by michaeloconnell
Replied by michaeloconnell on topic Re: Constructing a dob
Here's some useful links to where I got some of the materials for the scope:
Kydex, Teflon and Laminate
www.meridiantelescopes.com/mproduct.htm
Truss Clamps for Secondary Cage
www.obsessiontelescopes.com/ATM_parts/index.html
Primary Mirror, Secondary Mirror and 2" Crayford Focuser
www.telescope-service.com/ATM/optics.html
Spider and Secondary Mirror Holder
www.astrosystems.biz/products.htm
Aluminium Poles for Truss
www.diy.co.uk
(check under TV aerial masts)
Kydex, Teflon and Laminate
www.meridiantelescopes.com/mproduct.htm
Truss Clamps for Secondary Cage
www.obsessiontelescopes.com/ATM_parts/index.html
Primary Mirror, Secondary Mirror and 2" Crayford Focuser
www.telescope-service.com/ATM/optics.html
Spider and Secondary Mirror Holder
www.astrosystems.biz/products.htm
Aluminium Poles for Truss
www.diy.co.uk
(check under TV aerial masts)
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