The lens Olympus M.ZUIKO Digital and 12-50mm f/3.5-6.3 EZ is a standard zoom with focal length 15-50 millimeters and equivalent length of 24-100 millimeters for the 35 mm format. It has a diameter of 57mm and a weight of just 212 grams. It is a very versatile tool , which can also be used successfully for video footage. It offers the possibility to select two zoom modes, both manual and electronic. The automatic zoom engine presents different speeds but always ensures a high silence in achieving fire. It should also be underlined the high speed of the auto-phocus also in moving subjects. When necessary, the auto-focus can be deactivated by using the L-FN button , which will thus allow you to better define the subject to focus on for your shot. The lens Olympus M.zuiko Digital and 12-50mm f/3.5-6.3 Ez is very versatile : it has already been highlighted that it can be successfully used for video footage. It can be added that it allows you to take macro, portraiture and wide -angle filming with high precision and sharpness of detail. The focus requires a minimum distance of twenty centimeters. An important element to consider when using this lens is that it presents a high resistance to dust and water . It does not fear the splashes and can be used with peace of mind during rainy days or for shots near rivers, lakes, sea and every place where it is the water. The lens is compatible with all the 4/3 cameras and the Olympus OM-D and PEN.