Helical Focuser 1.25 "ZWO - this is the product we've been waiting for a long time. It is basically an addition to astrophotography, for precise focusing on a main camera or OAG, but it also works well as an addition to SCT, MAK telescopes and many refractors , where it is an efficient manual microfocera.
Technical specifications
• bottom thread (fastening): T2 (M42x0,75), thread length 5 mm • thread at the outlet: T2 (M42x0,75) • exit hole: 1.25 "(31.75 mm) with brass clamping ring • travel range: 6 mm • precision of travel adjustment: 0.1 mm • minimum length: 48 mm • weight: 87.5 g
Warranty
24 months