OM System M.Zuiko 50-200mm F2.8 IS PRO Lens

OM System M.Zuiko 50-200mm F2.8 IS PRO Lens

The M.Zuiko 50-200mm IS PRO lens is the world's only (as of 09.25) fully weatherproof, universally applicable 100-400mm (35mm equivalent) super telephoto zoom lens with an aperture of F2.8. Weighing only 1,075 g, it is perfectly matched to the advanced 5-axis Sync IS and enables agile handheld photography in all conditions.

What makes this lens unique?

Designed for demanding outdoor use, this all-weather lens combines exceptional versatility with professional performance. The 4x zoom range covers both super-telephoto and telephoto macro. Constant F2. 8 aperture for faster shutter speeds and reliable performance in low light conditions. Compatible with the MC-20 teleconverter for a focal length of up to 800mm F5.6 (equivalent to 35mm).

The 50-200mm F2.8 IS PRO is the world's only fully weather-resistant all-purpose super-telephoto zoom lens that offers a focal length of 100-400mm with a constant aperture of F2.8 (as of September 2025). With the optional MC-20 teleconverter, it can be extended to a focal length of 800mm. Weighing only 1,075 grams, it is designed for versatility. Combined with our advanced 5-axis Sync IS, this lens supports agile handheld shooting with image stabilization of up to 7.0 stops.

Designed for demanding conditions, the lens features an IP53-certified splash-proof, dust-proof, and freeze-proof construction for reliable performance in the harshest environments. With a minimum focusing distance of 0.78 m, it is ideal for stunning close-ups of delicate subjects with a magnification of up to 0.5x (35 mm equivalent). Despite its impressive performance, it is remarkably lightweight, making it easy to carry around during long shoots or in remote locations. This balance of performance and portability makes it an excellent choice for photographers who want to shoot handheld telephoto images in extreme conditions in the field.

Features

• Focal length of 100-400 mm (equivalent to 35 mm)
• Aperture of F2.8, 9-blade circular aperture across the entire zoom range
• 5-axis image stabilization with up to 7.0 stops of compensation
• Ultra-compact, weighing 1,075 g (1,250 g with tripod collar), 225.8 mm long and with a filter diameter of 77 mm
• Splash and dust resistant to IP53
• Frost resistant to -10 °C
• Fluorine coating
• 21 elements in 13 groups
• 0.78 m minimum focusing distance
• Up to 800 mm with MC-20 teleconverter (35 mm equivalent)
• IP53-certified weather sealing
• Up to 1:1 maximum magnification at 0.78 m (with MC-20) (35 mm equivalent)
• Supports in-camera focus stacking
• Supports up to 50 fps C-AF continuous shooting
• 4 function switches and L-Fn button

Damn fast

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

Get close—stay distant

The wonders of nature are closer than you think—achieve 0.5x magnification* while maintaining a distance of 0.78 m, or 1:1 magnification* with the MC-20 teleconverter. *Focal length equivalent to 35 mm.

Sharper macro, more depth

Perfect your macro and landscape shots. The camera's built-in focus stacking function combines different focus points into one image with greater depth of field — ideal for flowers, insects, and landscapes.

Reflection-free

The front element features a ZERO II coating to reduce ghosting and flare, as well as a fluorine coating for water and dirt repellency.