Olympus ED 12-45mm F4 Pro is an Auto Focus (AF) Standard Zoom lens with FourThirds max sensor coverage and it is designed to be used with Micro Four Thirds mount lenses.
Olympus ED 12-45mm F4 Pro is compatible with cameras that have Micro Four Thirds lens mount.
Max sensor coverage of Olympus ED 12-45mm F4 Pro is FourThirds.
Olympus ED 12-45mm F4 Pro has a focal range of 24-90mm and 3.8X zoom ratio. When mounted on a FourThirds format camera, it provides an 35mm (FF) equivalent of 48 - 180mm.
Olympus ED 12-45mm F4 Pro has a constant max aperture of f4 from 24mm all the way to the 90mm .