|17.5" F4.5 for Clay C. in Horsehoe Bend, Idaho.|
Optical Tube Assembly rings for Clay C's 17.5" F4.5 truss telescope. The single upper ring is complete with focuser and spider installed.
|This is an example of a 17.5" F4.5 telescope|
of the kind being made for Clay C.
His will include a Sky Commander system.