Viewport” content=”width=device-width, initial-scale=1>. CANON EF-M 22MM STM single focus lens. Model number: EF-M 22MM STM. Lens type: Single focus thin pancake lens? Focal length: 22MM? Compatible mount: Canon EF-M mount system. Only the main body. Please check the posted images for other conditions. Note only for products that are turned on. Products that do not […]