Made of high quality full metal material, sturdy, durable and long service life.
Can achieve manual exposure with body, aperture priority exposure, infinite distance focusing.
Adapter ring allows you to install for Contax/Yashica C/Y mount lens on for Canon EOS M(EF‑M mount) series camera body to save expensive cost.
Full manual operation, manual focusing, manual aperture adjustment.
Workmanship very delicate, tight and smoothly combination with mount, convenient to remove lens.