Feature: 1. Wide Application: 35mm focal length, the lens angle of view is diagonal 44°20 ', horizontal 36°30 ', vertical 23°, close to the human eye vision, and with a large aperture, can be used for portrait, scenery, tourism, flowers, insects, still life, etc. 2. F1.7 Aperture : F1.7 large aperture, good blur effect, can create a special shallow depth of field effect, clear and sharp in the focus, soft background outside the focus, bring better artistic beauty. 3. Metal Mount: Lens mount adopts metal material to ensure stable connection with lens, also not easy to damage your lens, providing a satisfying using experience. 4. Easy to Carry: Designed with compact and light features, the all metal body is strong in strenght but light in weight, makign you feel comfortable during use. 5. Powerful Optical Glass: Using high quality optical glass, nano technology multi layer coating, good light transmittance, the pictures will be good and clear. Specification: Item Type: Camera Lens Material: Aluminum Alloy + Optical Glass Color: As Picture Shown Application: for M1, M2, M3, M10, M50, M6II, M200, M100, etc Gross Weight: Approx.278g/9.81oz Lens Focal Length: 35mm Prime Focus Lens Quantity: 6 Pieces, 5 Groups Maximum Aperture: F1.7 Minimum Aperture: F22 Lens Diameter: 60.5mm/2.4in Magnification: 0.113X Lens Type: APS-C Mirrorless Lens Coating Process: Nano Process Multi Layer Coating Filter Size: 49mm/1.9in Closest Focusing Distance: 0.3m Camera Anti Shake Type: Without Focusing Mode: Manual Focusing Camera Angle: Diagonal 44°20′, Horizontal 36°30', Vertical 23° Mount: for EF M Mount. Package List: 1 x Lens1 x Front Lens Cover (Installed)1 x Rear Lens Cover (Installed)1 x Cleaning Cloth Note: 1. Prompt "Lens not Attached" when you install the lens camera because this is a manual lens with no electronic contacts 2. How to use manual focus lens: Enable "M Mode" or "Release Without Lens "in Settings and Manual focus.