ALM68M54

M68/M54

Alpine Astronomical

This Baader Reducing Adapter, from Alpine Astronomical, reduces M68a to M54a for directly connecting M54 accessories (like a QHY Color Filter Wheel CFW3) to the M68 system. It provides male threads on both the telescope and eyepiece sides and has an optical length of 5mm.None Inner diameter/clear aperture: 45mm Outer diameter: 76mm Outer connection (lens sided): M68 x 1 Outer connection (eyepiece/camera sided): M54 x 0.75