Check out this huge 28" Truss Dob in which accessories (jump to 7:18) and lenses are inserted at the fork via a Nasmyth focusser. That means no need to worry about balancing of heavy or light eyepieces! And ONLY US$200K!
Elton's (or rlow's) next upgrade from the 18" ??
https://youtu.be/B_Louir2r10
Unique Truss Dobsonian with Nasmyth focusser
- Airconvent
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Unique Truss Dobsonian with Nasmyth focusser
The Boldly Go Where No Meade Has Gone Before
Captain, RSS Enterprise NCC1701R
United Federation of the Planets
Captain, RSS Enterprise NCC1701R
United Federation of the Planets