ALM68M74

M68/M74

Alpine Astronomical

The Alpine Astronomical Baader Male M68 to Female M74 Adapter Ring allows you to use M68 parts, like their 2" ClickLock holder, Skywatcher Esprit 120 and 150, or TS-Optics and Omegon APOs with linear power focusers that have M74x1 male threads. The ring has an optical height of 12.7mm with a clear aperture of 67mm.