• Front side - M26x0.7 (36 tpi) female thread + M77x0.75 female thread
• Rear side - M77x0.75
• Max. diameter - 83 mm
• Distance - 30 g

This adapter allows using microscope objectives with M26x0.7 (36 tpi) mount thread in front of lenses with M77x0.75 filter thread (for macrophotography purposes). Fits Mitutoyo microscope objectives.

Tolerances are made large enough, so this adapter fits Nikon BD objectives with M26x0.75 thread as well.

M77 female thread is made on the front part of the adapter so you can use your convenient accessories like circular light.

Made of anodized aluminium.