Its an ultra-wide world. The M.Zuiko 8-25mm F4.0 PRO is perfect for capturing outdoor scenes and dramatic landscapes. It easily fits in your hand, weighs under a pound and features powerful magnification. No-worry, weathersealed construction lets you shoot spectacular images in all conditions. Ultra-wide. Portable. Perfect. WIDE-ANGLE ZOOM Go wide. Get close. The 8-25mm PROs distance-shrinking 3.1x zoom lets you capture spectacular detail at every focal point. BRIGHT, FIXED APERTURE As you move through the 8-25mm PROs zoom range, the F4.0 constant aperture guarantees bright, high resolution images. FLUORINE COATING Clean your lens in a second or two thanks to an innovative coating that effectively repels dust, dirt, rain and snow.