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Questar Duplex ,1988, Zerodur mirror, Broad-band coatings, Powerguide 1 in Excel Sold!

Price - $2,950.00

Ad Number: 182787

Posted: 08 Sep 2019

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1988 Questar Duplex. Zerodur mirror, Broad-band coatings and Powerguide 1. Coatings and mirror look to be in perfect condition – absolutely no indication of issues with any degradation.

Serial Number 8-DP-Z-9495-BB

All functions (Dec and RA controls, focuser, Dec lock, barlow, finder, finder solar filter, etc.) work smoothly and as they should.

Looks great with minimal signs of wear - very well taken care of.

Includes everything shown in pics:
- OTA with drive base
- Case with keys
- Questar Brandon 16, 24 and 32mm eyepieces with both caps in very good to excellent condition.
- Full aperture solar filter in wood case: NOTE - case is likely Questar, the film solar filter is not.
- RA lock
- Questar Power Guide 1 – IMO the most coveted of the Power Guides. DC RA motor runs on 9 volt battery in small compartment at bottom of fork mount – hand controller not necessary to drive scope - works perfectly. Battery door intact and everything working as it should.
- Questar manuals, brochures, instruction sheets and original order form.

Shipping CONUS only (FedEx fully insured)

Thanks for looking and please ask any questions that come up.


  • Condition Excellent
  • Location District of Columbia

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