1、Contains 6 elements in 5 groups, 10 aperture blades can make the image more soft, the edge of the light spot is smoothly curve. 2、Using MC multi‑layer coating, it can effectively reduce glaring and purple fringing even in a backlight environment. 3、The design of graded aperture and manual focus, the aperture value can be determined more standardly, it is full of touch and better focus. 4、For APS‑C is equivalent to standard focal length about 52mm, can be used to any shooting, like portraits, landscapes, weddings, humanities, etc. 5、The body is made of all metal material, which is very textured, lightweight, compact and easy to carry. 6、Compatible for Canon M/M2/M3/M5/M6/M6 II/M10/M100/M200/M50 for EOS M mount camera. Item Type: Cameras Lens Material: Alloy+Optical Glass Color: Black Filter Size: Approx. 46mm/1.8in Weight: Approx. 385.0g/13.6oz Focal Length: 35mm Maximum Aperture: F1.2 Minimum Aperture: F22 Mount: for EOS M Mount Applicable for Canon M/M2/M3/M5/M6/M6 II/M10/M100/M200/M50Frame: Half Frame/for APS-C Aperture Blade: 10pcs Optical Structure: 6 Elements in 5 Groups Viewing Angle: 46° Aperture Ring: Graded Aperture How to use: 1. Set the camera to the lensless release mode, otherwise the camera will not be able to take pictures 2. Align the lens mount identification point with the fuselage mount identification point, and rotate clockwise when you hear a "click" sound, it means the lens has been installed in place 3. If you need to remove the lens from the camera, press the body lens removal button, and then rotate the lens counterclockwise to take it out 1 x Cameras Lens 1 x Manual