Mamiya 80mm 2.8 AF Digital Lens Mamiya Digital lenses are designed for maximum image quality and freedom of choice. When used with the Leaf Aptus II digital backs, the image quality is further enhanced through advanced digital optimisation in Leaf Capture, the professional raw processing software supplied from Leaf. Not only have all lenses have been measured and profiled for automated enhancement in Leaf Capture, also data regarding the specific position of the lens elements are captured and used for image optimization. This leads to absolute leading image quality with unique replication of the true colors, details and lightning of the captured moment. Mamiya Digital lenses uses ecoglass, which contains no lead or arsenic, securing both better image quality and a nature-friendly policy. The 80mm f/2.8 D Lens which comes standard with the Mamiya 645 camera system is equipped with an auto/manual focus ring that allows fast one-touch selection of auto or manual focus mode. The lens barrel is precision manufactured of turned aluminum treated with black alumite. The lens is tack sharp edge to edge and provides you every detail in the captured scene in much more details than the eye will ever catch. Try it with the Leaf 56 Megapixels full frame Aptus II 10 digital back and you�ll be convinced. The rubberized focusing ring makes manual focusing fast and easy and the 16 bit CPU in the lens allows easy firmware upgrading, finer optimization of lens characteristics in Leaf Capture and faster, more reliable communication between the lens, camera body and digital back. What's Included: * 80mm f/2.8 AF Lens * Three Year Value Added Warranty * Lens pouch * Lens cleaner pen Specifications Optical Construction - 6 elements/5 groups Angle of View - 47º Minimum Aperture - 22 Diaphragm - Automatic Focusing System - Auto Focus / Manual Minimum Focusing Distance - 27.5in / 70cm Maximum Magnification Ratio - 0.15 Area Covered - 11 x 14.8 in. / 279 x 377mm Equivalent 35mm Focal Length - 50mm/58mm with ZD Back Filter Size - 67mm Lens Hood - Bayonet Dimensions (L x W) - 2 x 3.2 in /51.5 x 80.5mm Weight - 11.6 oz. / 330 g.