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Questar Powerguide III drive/drive corrector installed in 3.5" when scope ordered
$500.00The Powerguide II DC drive/quartz-control drive corrector allows you to operate the Questar's drive motor away from all AC power sources. It also provides drive corrector functions for astrophotography. -
Powerguide III DC Drive/drive corrector installed in older 3.5" Questars
$550.00This is a factory retrofit installation of the DC-powered Powerguide II drive/drive corrector in your existing 3.5" AC-powered Questar telescope. -
Questar Powerguide III DC drive/drive corrector installed in older 7" Questars
$875.00This is a factory retrofit installation of the DC-powered Powerguide III drive/drive corrector in your existing 7" AC-powered fork-mounted Questar telescope. -
Celestron 2-Axis DC drive/drive corrector for CG-4 mount telescopes
$189.95This dual axis DC drive/drive corrector works with the Celestron CG4 mount and telescopes using the CG4 mount, such as the Celestron Advanced Series C4R 4" refractor and C6N 6" reflector . . . -
Single axis DC drive for Celestron AstroMaster and PowerSeeker telescopes
$49.95This Celestron single-axis DC drive provides automatic tracking of celestial objects with Celestron AstroMaster and PowerSeeker telescopes only . . .
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