The Olympus M.Zuiko Digital ED 40-150mm f/2.8 PRO lens is a 80-300mm equivalent telephoto zoom lens designed for distant and close-up shots. Other than great telephoto coverage, the lens features a super-fast constant aperture of f/2.8 for exceptional low light performance and depth of field control, as well as a close focusing distance of 70cm for macro-type photography.All M.ZUIKO lenses are compatible with the entire range of OLYMPUS PEN and OMD cameras as well as other MFT cameras.