SkyWatcher Dual-Speed 2-inch Crayford Focuser for Newtonians
DUAL-SPEED 2" CRAYFORD FOCUSER FROM SKYWATCHER
FOR NEWTONIAN REFLECTOR TELESCOPES
Designed for Newtonian Reflector telescopes of 9" to 15" aperture, and accepts either 1.25" or 2" eyepieces.
Provides an exceptionally smooth focusing operation with the utmost precision, with the aid of its fine-focusing facility.
Speed Ratio: 11:1
Brass compression rings on both 1.25" and 2" eyepiece holder section
Hole distances are 54mm and 98mm (or 54mm and 90mm measured from the bottom side; difference is due to the curvature)
2-inch dual speed crayford focuser from skywatcher