Baader Planetarium's # 2458231 / TAK-M64 adapter has an M64x0.75 male thread on one side (for Takahashi telescopes) and an M68x1 female Zeiss thread on the other side. This allows you to use other M68 threaded Baader accessories such as the Ultrashort 2" Eyepiece Clamp (# 2458196) on Takahashi telescopes with the M64 thread.
- Total adapter length = 13.8mm (0.54")
- Maximum outside diameter = 75.9mm (2.99")
- Weight = 1oz.