The Lensbaby Composer Pro II with Edge 35 Optic for Canon EF is a unique lens designed for Canon cameras. With a focal length of 35mm and a maximum aperture of f/3.5, this lens is ideal for capturing detailed images with a shallow depth of field. It features a manual focus system, 8 diaphragm blades, and an optical design with 9 elements in 6 groups for sharp image quality. This lens is great for photographers looking for a versatile and creative tool for their Canon EF mount camera.