SpaceCat 51 WIFD f/4.9 III Hand Controller The size of the controller

The size of the controller makes it easy to hold and use while the rocker style design allows the mount to be pushed in multiple directions

125-inches x 42 TPI) Waterproof O-Ring Sealed Argon Gas Purged

Just by rotating the upper barrel

printable sky maps and 75 enhanced images

Just as Delos eyepieces were developed based on Tele Vue's Ethos eyepiece design advancements

SpaceCat 51 WIFD f/4.9 III Hand Controller The size of the controllerProbably the very sharpest 250mm camera lens you will find! Newest version uses the new William Optics Internal Focuser Design (WIFD) 51mm quadruplet ED APO f 4. 9 (250mm fl) FPL53 & FPL51 glass 5. 25 lbs weight with rings, dovetail, handlebar. >43mm imaging circle with a flat field edge to edge for full frame sensors Dual Vixen and Arca Swiss Dovetail M48 thread to accept wide t rings t mounts RedCat 51 WIFD III Manual (pdf) Features The best value,