Like New ZWO 1.25" Non-Rotating Helical Focuser

Condition: This is a ZWO 1.25" Non-Rotating Helical Focuser in absolutely perfect, new condition.  The previous owner opened the box, decided to give up on astrophotography due to the complexity, and bought a Stellina instead. 

Finally, a non-rotating 1.25" Helical Focuser that is perfect for the ZWO OAG on a Mini Guide Camera! Unlike other helical focusers, this ZWO model doesn't rotate your camera when you are adjusting focus and it is super economical.

Highlights of the ZWO Helical Focuser

• M42 Female inner threads attach to the M42 male threads of the OAG

• The ZWO 1.25" helical focuser has approximately 6mm of travel distance

• The minimum height of the focuser is 48.5mm

• The minimum adjustment accuracy is 0.1mm

• 1.25" pass straight-through

• No tilt!