How to install a secondary mirror to Astrosystems holder
Soon video on 20" ,18" 15",14.5" and 10"
Soon: Testing on 18" Zambuto mirror for Chuck B.
20" Discovery Andy, 14.5" Mark.
Nov. 2009
Eyepieces Case
Mirror box storage
Aug.8th,2009
Aug.9th,2009 (2nd coat varnishes)
Aug. 18th,2009
Aug. 21,2009
Sept. 3,2009
Alan 17.5" Sept. 2009 1st test
Robert 12.5" Sept 2009
1st test
Alan 17.5" Oct. 2009 2nd test
Alan 17.5" Oct. 2009 2nd test
When ready mount the upper cage on truss poles,make sure all 4 handles rod in wood slot in place. Lift the Quick release handles horizon first as show,then tighten the rear knob back,then pull the lever handle straight down. make sure the two screws on front wood must be eye level, then go on next handle,till all 4 handles tighten down. Done!
