ALM68M75

M68/M75

Alpine Astronomical

The Alpine Astronomical Baader Male M68 to Male M75 Adapter Ring allows you to use M68 parts, like their 2" ClickLock holder, on Starlight Instruments Feathertouch 3" focusers and other equipment with M75x1 female threads. The ring has an optical height of 8mm with a clear aperture of 67mm.