This ST-4 has served me well. It has guided many exposures at
I think it is about 2 years old.
Orange Doskocil case holding ST-4 control box, CCD head, and cables.
Software Bisque IFocus ocular. This unit will get you close to focus with the ST4. I have found that it is a little short on focus and I needed to rack the focuser back about 1/4 of a turn to reach focus.
Buyer pays shipping. Willing to meet you within a 300 mile radius of Huntington, WV. CONUS