EF-EOS M Lens Adapter Auto-Focus Lens Converter Ring Compatible with Canon EF/EF-S Lens and Canon EOS-M (EF-M Mount) Camera EOS M M2 M3 M5 M6 M10 M50 M100 : Amazon.ca: Electronics
Pro Lens Adapter - Canon 7/7S 'Dream Lens' to Sony E-Mount Cameras – Fotodiox, Inc. USA
Astro Essentials Canon EF Lens to T2 Adapter for CMOS/CCD Cameras | First Light Optics