Main Specifications

ZWO's 1.25-inch Helical Focuser is the perfect fit for your ZWO or other brand guiding camera. Fitting snugly in the M42x0.75 threading on either side, you can be sure in knowing how easily this focuser can be adapted into your setup. The adjustment accuracy of 0.1mm is also sure to impress any veteran astronomer.

Reliable Craftwork

With such durable craft, there's no fear about this accessory falling apart any time soon either. The trademark ZWO reliability will never let you down and sitting at a minimum height of 48.5 mm, you know exactly what you're getting and how to work with it.