Tuesday, March 6, 2018

Dave's 17.5" F4.5 Gettin' Closer ....

Dave's 17.5" Truss Telescope in its partially completed rocker box
for fit and function. 

The altitude bearings are 25.5" in diameter. Just right for this size telescope.
The eyepiece is at a height of 73.5" at the zenith. One step will do it!!


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