OM SYSTEM M.Zuiko Digital ED 12-40mm f/2.8 PRO II Lens
The OM SYSTEM M.Zuiko 12-40mm f/2.8 PRO II is a refined, high-performance standard zoom designed to be the definitive “workhorse” for Micro Four Thirds photographers. Offering a 24-80mm equivalent focal range, this lens covers everything from expansive landscapes to flattering portraits. As a “PRO” series lens, it combines world-class optical resolution with a rugged, ultra-portable build, making it the perfect companion for travel, journalism, and professional content creation.
Masterful Optical Engineering
Sophisticated Lens Layout: The advanced design incorporates a specialized array of elements—including Dual Super Aspherical (DSA), Extra-low Dispersion (ED), and High-Refractive Index (HR) glass. Together, they virtually eliminate chromatic and spherical aberrations for tack-sharp results across the entire zoom range.
ZERO Coating: Zuiko Extra-low Reflection Optical (ZERO) coating significantly reduces lens flare and ghosting, maintaining rich contrast and color accuracy even when shooting directly into the sun.
Fluorine Protection: The front element is treated with a professional fluorine coating that repels water, dust, and grease, making it incredibly easy to wipe clean in the field.
Versatility in Any Environment
Constant f/2.8 Aperture: Maintain a bright maximum aperture throughout the zoom range. This ensures consistent low-light performance and allows for beautiful, shallow depth-of-field control at any focal length.
IP53-Rated Weather Sealing: Built to endure the most demanding conditions, this lens features a reliable weather-sealed design that is splashproof, dustproof, and freezeproof.
MSC Autofocus System: The Movie & Still Compatible (MSC) linear motor provides lightning-fast, near-silent focusing, which is essential for capturing candid stills and recording professional video without motor noise.
Macro Capability: With a minimum focusing distance of just 7.9 inches, you can capture stunning close-up shots with a 0.6x equivalent magnification.
Professional Handling
Manual Focus Clutch: Quickly switch between auto and manual focus by simply pulling the focus ring back, revealing a distance scale for precise manual control.
Rounded 7-Blade Diaphragm: Produces a soft, natural background blur (bokeh) that helps your subjects stand out beautifully in portraits and close-ups.
Included Accessory: This lens comes complete with the original lens hood for added physical protection and flare prevention.
Technical Specifications
Focal Length: 12-40mm (24-80mm equivalent)
Aperture Range: f/2.8 to f/22
Lens Mount: Micro Four Thirds
Filter Size: 62mm
Weight: Approx. 13.5 oz (382 g)

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