Combine any Contax/Yashica (C/Y) mount lens with any Canon (Ef/Ef-s) mount camera body.Experiment with new lens combinations and pair any Contax/Yashica (C/Y) mount lens with your Canon (Ef/Ef-s) mount camera.Our C/Y-ef 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 combinationsUtilise different lenses.Snug fitOur consciously designed adapters have no light leakage and a secure connection.Clever detailsAnti-reflection matte black finish.QualityQuality you can trust.Hardened aluminumClever design, durable materials guaranteed for life.Perfect fitDesigned for a safe, snug fit every time.Infinity focusManual focus through full range to infinity..