OM System M.Zuiko Digital ED 12-40mm F2.8 PRO II Lens

A pro-level standard zoom lens with a constant, bright F2.8 aperture and full weather sealing, delivering exceptional image quality in even the most challenging conditions.

The OM System M.Zuiko Digital ED 12–40mm F2.8 PRO II is a professional standard zoom lens that delivers exceptional image quality and reliability across a wide range of shooting scenarios, from landscapes to outdoor portraits. With its constant F2.8 aperture and precision optics, it excels in both stills and video—making it ideal for outdoor, travel, portraits, and documentary photography.

Built to withstand the elements, the lens features IP53-rated weather sealing, with splash-proof and dust-proof construction. The fast MSC autofocus ensures quick, silent focusing, while the ZERO coating reduces flare. Additionally, the manual focus clutch allows for a seamless switch between auto and manual focus modes.

• 12-40mm focal length (24-80mm-35mm equivalent)
• F2.8 aperture, 7-blade circular aperture
• IP53-rated weather- and dust sealing, ZERO coating
• Weighs 382g, has a length of 84mm, and has a 62mm filter diameter
• 14 elements in 9 groups
• 0.2m minimum focusing distance
• MSC High-speed autofocus

High Quality Optics

This 12-40mm lens is built using world-class optics with a bright aperture and features everything you need to capture high resolution images.

Bright F2.8

Let the light flow in. This fast, large aperture lens delivers plenty of brightness to help you shoot high resolution photos in a range of shooting situations.

14 ELEMENTS IN 9 GROUPS

It’s compact but packs plenty of optical firepower. Built with precision-cut glass configured in 9 groups with 14 elements all made to capture high resolution images.

Zero Coating

Besides being built with some of the world’s finest glass, we apply an advanced coating that suppresses ghosting and flares.

Specifications