The Leica Summicron-M 28mm f/2 ASPH. Lens is an excellent choice for reportage and environmental photography! With a bright wide-angle prime, it provides consistent performance throughout the aperture range. The lens is also well-suited to a variety of working conditions, making it a versatile option for photographers who need a versatile and reliable lens. Featuring a sophisticated nine elements in six groups design, this lens is capable of delivering razor-sharp images with minimal distortion. Plus, the single aspherical element ensures superior performance throughout the focusing and aperture ranges. You'll appreciate the smooth manual focus control and the refined handling of lens flare and ghosting. The lens also has 46mm-diameter threads to accept optional filters, and it comes with a male threaded lens hood to help protect your images from unwanted glare and lens flare. Whether you're shooting landscapes, architecture, or anything else that demands a wide field of view, the Leica Summicron-M 28mm f/2 ASPH. Lens is an outstanding choice. Specifications: Focal Length: 28mm Maximum Aperture: f/2 Minimum Aperture: f/16 Lens Mount: Leica M Angle of View: 75° Minimum Focus Distance: 2.3' / 70 cm Maximum Magnification: 0.05x Macro Reproduction Ratio:1:21.9 Optical Design: 9 Elements in 6 Groups Diaphragm Blades: 10 Focus Type: Manual Focus Filter Size: 46 mm (Front) Dimensions (ø x L): 2.1 x 1.6" / 53 x 41.4 mm Weight: 9.1 oz / 257 g In the Box: Leica Summicron-M 28mm f/2 ASPH. Lens Lens Hood Metal Lens Cap Rear Lens Cap Threaded Protection Ring