Explore new combinations Combine any Pentax K mount lens with any Canon EF-M mount camera body. Experiment with new lens combinations and pair any Pentax K mount lens with your Canon EF-M mount camera. Our K-EF-M Lens Mount Adapter is manual so most automatic functions - autofocus, AE metering, image stabilization - must be adjusted manually. Exposure settings need to be set manually too. New combinations Utilise different lenses. Snug fit Our consciously designed adapters have no light leakage and a secure connection. Clever details Anti-reflection matte black finish. Quality Quality you can trust. Hardened aluminum Clever design, durable materials guaranteed for life. Perfect fit Designed for a safe, snug fit every time. Infinity focus Manual focus through full range to infinity.