The M.Zuiko 150-400mm IS PRO delivers unrivaled portability, imaging power, and all-weather performance. At only 4.1 pounds and 12.4 inches in length, you can easily hold the 35mm-equivalent 1000mm reach for unprecedented mobility. Powerful image stabilization enables sharp telephoto images, all handheld. Break free from your tripod. The ultra-zoom revolution has begun. POWERFUL FOCAL RANGE Reach far with a lens thats powerfully small. The compact 150-400mm IS PRO lens delivers a 35mm equivalent focal range of 300-800mm that gets you close without moving a step, and the built-in teleconverter can extend your reach even further. Its so powerful, you can easily capture the minute detail on a birds wing or the whiskers on a fox. BRIGHT FIXED APERTURE The 150-400mm IS PRO provides a bright F4.5 aperture across the entire zoom range up to 800mm. Using the built-in 1.25x teleconverter boosts your focal reach to 1000mm with a F5.6 aperture. The lens uses leading edge optical technologies to significantly reduce color fringing and flares and ensure edge to edge sharpness. There are 28 glass elements arranged in 18 groups, including a large diameter EDA lens and 4 Super ED lenses. Advanced Z Coating Nano minimizes ghosts and flares to deliver the exceptional image quality M.Zuiko lenses are known for around the world. BUILT-IN TELECONVERTER Engage the 150-400mm IS PRO’s built-in 1.25x teleconverter to extend the focal range to 1000mm (35mm equivalent). Plus, add optional M.Zuiko teleconverters to provide a maximum equivalent focal range of 750-2000mm. With the M.Zuiko lens system, you’ll enjoy unprecedented handheld telephoto reach. FROM TELEPHOTO TO MACRO Sure, its a distance-erasing ultra-zoom lens. But it also doubles as a lens for macro shooting. Dont want to get too close to your macro subject? Enjoy a 4-foot shooting distance throughout the zoom range with a 35mm equivalent maximum image magnification of x0.57. Use the 1.25x teleconverter to raise your magnification to x0.71 for capturing spectacular detail on an insect or flower.