Makroadapter für M42 Objektiv an Canon EOS M kamera adapter helicoid EF-M M2 M3
With Macro Focusing Helicoid. M42 mount to Canon EOS M adapter (macro focusing helicoid) x 1. Macro photography is also supported, total length (thickness, not including the NEX male thread) is from 27.4mm to 59mm (fully extended).