Because capturing the perfect shot requires the perfect lens, the M.Zuiko Digital Ed 12-45mm F4.0 Pro lens is designed to meet the needs of professional and amateur photographers alike. As the world's smallest and lightest medium range zoom lens with a fixed aperture value, it's a versatile addition to your photography gear, perfect for capturing everything from sweeping landscapes to detailed portraits.This lens is a proud member of the Om-d line, globally recognized as the most portable camera system. Its compact size, under 3 inches long and weighing just over half a pound, makes it an ideal companion for our lightweight Om-d camera bodies. When paired with our E-M5 Mark Iii, you have a powerful photography combo that's only 4.5 inches long and weighs a mere 1.5 lbs, offering unparalleled comfort for extended shooting sessions.Designed with a robust weather-sealed construction, this lens is ready to brave the elements.