Equipment / SFAAA Loaner Scope Program /
William Optics ZenithStar 66 PATRIOT Edition
The William Optics ZenithStar 66 APO OTA is doublet, air-spaced APO telescope. This small, portable scope can be used on its own or as a piggyback guide scope. The lens design offers color-free, high-contrast images that are sharp to the edge of the field. It includes the following accessories:
- 35mm Sirius Plossl eyepiece
- 25mm Sirius Plossl eyepiece
- 12.5mm Sirius Plossl eyepiece
- Basic Alt/Az Tripod
- Messier Finder Chart w/telrad overlays
- OTA/Eyepiece Carring case
Specifications:
- Type: Refractor
- Mount: Alt-Az (Camera Tripod)
- Focal Length(F): 388mm 15.3in
- Focal Ratio(f): 5.9
- Minimum Magnification: 36X
- Maximum Magnification: 300X
- Limiting Stellar Magnitude: 14.7
- Resolving Power: .46arc-sec
- Optical Tube Weight: 3.5lbs

Eyepiece Info:
- 32mm Focal Length
- Magnification — 37.5X
- Apparent FOV — 52°
- Actual FOV — 1.39°
- 25mm Focal Length
- Magnification — 48X
- Apparent FOV — 52°
- Actual FOV — 1.08°
- 12.5mm Focal Length
- Magnification — 96X
- Apparent FOV — 52°
- Actual FOV — .54°
« Orion SkyQuest XT10 Dobsonian Reflector »