PENTAX 45-85mm 645N Lens with Case

This Pentax SMC FA 645 45-85mm f/4.5 Lens is standard zoom lens smoothly transitions from wide angle to short telephoto focal lengths equivalent to 35.5mm to 67mm in a 35mm format. Through the zoom range, it maintains a constant f/4.5 maximum aperture and can stop at f/32. Sliding the focus ring forward or backwards quickly lets a photographer change from auto to manual focus, down to a minimum distance of 1.6 feet away. As well, an eight-blade diaphragm creates even out-of-focus areas in images.Features: 35mm focal length equivalent of 35.5–67mmAperture range of f/4.5 to f/32Angle of view of 76° to 44.5°, which equates to 61.5° to 36° on Pentax 645 digital camerasLens construction of 11 elements in 9 groupsAccepts 77mm threaded filtersMinimum focusing distance throughout the zoom range is 1.6'Works with both film and digital formatsAperture ring and focusing distance scaleEight diaphragm blades for smooth out-of-focus areas