M.Zuiko ED 50-200mm F2.8 IS PRO at a glance

The 50-200mm F2.8 IS PRO is the world's only* fully weathersealed, all-purpose super-telephoto zoom lens, providing a 100-400mm equivalent focal length with a constant F2.8 aperture. Weighing only 1,075 grams (2.37 pounds), it is designed for versatile shooting. When paired with our advanced 5-axis sync IS, this lens allows for agile handheld photography in all conditions.

100-400mm equivalent field of view**F2.8 across the entire zoom rangeUp to 800mm with MC-20 teleconverter**Up to 7.0 stops of 5-axis sync ISUltra-compact, weighing only 1,075g (2.37lbs) (without tripod collar)

IP53-certified weather sealingUp to 1:1 maximum magnification at 0.78m (with MC-20)**Supports in-camera Focus StackingSupports up-to 50 fps C-AF sequential shooting4 function switches and L-Fn button

*As of September 2025

**35mm Equivalent

World's only* 100-400mm (35mm equiv.) zoom lens with a fixed F2.8 aperture. Unrivaled performance.

Designed for the demands of the field, this one lens delivers exceptional versatility and pro-level performance. Wherever your creativity takes you, this lens delivers.

Push your focal limits

Animals in their natural environments, wildlife portraits, compressed landscapes, and intricate details of nature — all made possible with a 4x zoom range that covers super-telephoto and telemacro.

Speed you can count on

The world’s first 100-400mm (35mm equivalent) zoom lens with a constant F2.8 aperture lets you photograph with faster shutter speeds and perform reliably in low-light conditions.

Extend your reach

Extend your vision even further. The M.Zuiko teleconverters expand your reach up to 560mm F4.0 with the MC-14, or 800mm F5.6 with the MC-20 (35mm equivalent).

*As of September 2025

Images shot on the 50-200mm F2.8 IS PRO

See what OM SYSTEM users are creating

Art Lefo

Samu Cárdenas

Henrik Karlsson

Laszlo Lorik

Andrew Fusek Peters

Compact, steady, and reliable

Don’t let tripods or bad weather limit your exploration. The 50-200mm F2.8 IS PRO is designed for photography on the go — compact, lightweight, stable, agile, and fully weathersealed for reliable performance in any environment.

Adventure ready size

Designed with mobility in mind. Weighing just 1,075g (2.37lbs) and 1,250g (2.76lbs with tripod collar). Easy to carry, effortless to create.

Sync IS up to 7.0 stops

Get ready, set, go—capture stunning images at a shutter speed of 1/3 second using a 400mm equivalent focal length! This is achievable thanks to our industry-leading 5-axis Sync IS, which offers up to 7.0 stops compensation on a compatible OM SYSTEM camera.

Certified all-weather performance

Don’t let weather stop you — IP53-certified weather sealing protects against dust, rain, and cold, letting you capture nature’s wonders in any environment.

Fast and versatile

This lens is more than just about reach. Paired with a compatible OM SYSTEM camera, you can shoot up to 50fps with C-AF tracking or expand the depth of field using focus stacking.

FAST AF

A fast camera deserves a fast lens. The 50-200mm F2.8 IS PRO paired with a compatible OM SYSTEM camera supports up to 50fps C-AF for subject tracking and Pro Capture.

Get closer — Keep your distance

Nature’s wonders are closer than you think — get 0.5× magnification* while keeping the distance at 0.78m, or 1:1 magnification* with the MC-20 teleconverter.

*35mm equivalent.

Sharper macro. More depth.

Perfect your macro and landscape shots. In-camera Focus Stacking combines varying focus points into one image with greater depth of field — ideal for flowers, insects, and landscapes.

Crisp. Clear. Uncompromised.

It all comes down to image quality — and we deliver. From proven technologies to careful hand inspection, every lens meets the highest M.Zuiko standards.

Modern meets traditional

M.Zuiko embodies nearly a century of lens expertise. Its high-precision technology allows for ultra-thin elements, while traditional manual inspections maintain the highest quality standards.

Optics designed for excellence

The 21-element, 13-group lens offers edge-to-edge clarity with 1 EDA, 2 Super ED, 1 ED, 2 HR, and 3 E-HR elements. The internal zoom mechanism preserves balance for smooth, steady handling.

Glare-resistant. Outdoor-ready.

The front element features ZERO Coating II to reduce ghosting and flares, plus a fluorine coating for water and stain repellency.

Why photographers love the 50-200mm F2.8 IS PRO