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The truss assembly is pretty much complete. I just need to affix the altitude bearings. It's big! But a beauty.... |
This blog contains photos, descriptions and comments about our telescopes. Please take a minute to make comments. Make suggestions and feel free to email me at densteele@dobstuff.com any time -- Dennis K6KRV (densteele@dobstuff.com)
Wednesday, February 28, 2018
And, Dave's 17.5" Truss Optical Tube Assembly . . .
Tuesday, February 27, 2018
Dave's 17.5" F4.5 Mirror Box . . .
Sunday, February 25, 2018
David's 17.5" Truss Telescope . . .
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The top ring of David's telescope is just about complete. The focuser, spider and secondary are all in place and line up perfectly. Notice the Moonlite blocks for this 8-tube truss OTA |
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All set for an "under the stars testing", the OTA components are near completion. |
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The beautiful 17.5" mirror sits on an all aluminum 6-point flotation mirror cell. Other components include an Observatory grade 3-vane spider and a 2-speed 2" Moonlite crayford focuser. |
Wednesday, February 21, 2018
Rancho Mirage Library and Observatory . . .
Primaries and Secondaries for David's 17.5" Truss Telescope . . .
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An all aluminium 6-point cell is affixed to David's beautiful 17.5" mirror. This, and all my mirror cells, are designed and optimized with Plop. |
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A beautiful 3.1" secondary on its holder. It'll be painted black to minimize unwanted light reflections. |
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The "observatory grade" 3-vane spider and focuser bracket is in place and near completion for David's 17.5" telescope. |
Monday, February 19, 2018
Bruce's 6" Newtonian .. .
More on David's 17.5" F4.5 . . .
Saturday, February 17, 2018
A 17.5" for David in Charlottesville, Virginia...
Clayton and his 17.5" Telescope . . .
Monday, February 12, 2018
10" Kit for Marcus -- Rocks!!
Sunday, February 11, 2018
A 10" String-Strut Kit for Marcus . . .
Thursday, February 8, 2018
A Little More for Bruce's Rocker Box ...
Wednesday, February 7, 2018
More on Bruce's 6" Rocker Box and . . .
Monday, February 5, 2018
A 6" Newtonian Rocker Box for Bruce . . .
A 4" Refractor ...
12.5" Kit for Rick -- All Packed and.....
Friday, February 2, 2018
Rick's 12.5" Kit is Complete.....
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All the "parts 'n pieces" for Rick's 12.5" kit. Assembly, really, is quite easy with instructions on my website. |
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I've pre-installed the mirror cell on Rick's mirror. It's a 6-point non-flotation cell -- with the thick primary, it'll work perfectly. |
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I've also pre-installed the spider, focuser on its bracket and bracket on the upper ring. The focuser is a 2-speed Moonlite crayford. |
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