Dobsonion Focuser
thingiverse
Low profile focuser for homebrew Newtonian telescope. Sized for 2" PVC pipe (adapt to fit your eyepieces) 8" sonotube designs. Recessed area for teflon sheet (McMaster Carr) Requires 1/8 steel rod and knob, springs. Use silicone tubing for friction. White bar in photos is remnant of earlier design and not needed or recommended.
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