Focus Scientific

William Optics Low Latitude Vixen Style Mount Base Mount for Star Tracker

The William Optics Vixen-Style Base is an adjustable wedge featuring unparalleled stability and precision. Compatible with the Sky-Watcher Star Adventurer and iOptron SkyGuider Pro portable tracking mounts.

The dovetail saddle is a proper sliding clamp arrangement, not merely a bolt digging into the side of a dovetail bar. This provides secure non-marring attachment of your precious equipment.

The latitude range for this version is 7° to 34° latitude, north or south. Note that the latitude range can be set by the user to the high range of 32° to 62°.


  • More sturdy and precise than competing models
  • 100% precision CNC made
  • Non-marring saddle clamp accepts standard 44mm (1.75") V-series dovetails (Orion, Sky-Watcher and Vixen compatible)
  • 100% precision CNC made


  • Latitude Range: 7° to 34°
  • Weight: 990g (34.6oz)