Astromania AccuFocus Electronic Telescope Focuser - Get Smooth, Precise Focusing, Without Vibration by Using The pushbutton Hand Controller

Astromania AccuFocus Electronic Telescope Focuser - Get Smooth, Precise Focusing, Without Vibration by Using The pushbutton Hand Controller

• Motorized electronic telescope focuser is the DC motor that is simple to install and makes achieving sharp focus easy; keep in mind that best focus will be achieved by focusing on a bright star
• Use the pushbutton hand controller for smooth; precise focus adjustments without vibration; which can be convenient and easy to operate
• The control box requires a standard 9V battery to operate; The 9V battery goes into the battery compartment in the rear of the control box; which can choose speeds from coarse to very fine with the adjustable speed control knob on the box
• Includes a variety of parts parts such as brackets; hardware; coil cables and so on; please note be sure to loosen the two set screws which connect the shaft coupler to the focusing shaft before attempting to manually focus with the focus knob
• Accufocus electronic focuser cannot be used on telescopes with APO two speed focusing; but only on telescopes with single speed focusing; such as brand of refractors and reflectors in 60-127mm range; please feel free to contact us if have any question