Introduction

The Olympus M.Zuiko Digital ED 12-45mm f/4 Pro is a new compact, lightweight and weather-sealed professional standard zoom lens for the Micro Four Thirds system.

Featuring a 35mm equivalent focal range of 24-90mm, the Olympus M.Zuiko Digital ED 12-45mm f/4 Pro offers a constant maximum aperture of f/4 throughout its zoom range, fast and quiet auto focusing, and an optical formula comprised of 12 elements arranged in 9 groups, including an aspherical and a dual-super aspherical element.
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