Olympus confirms development of 150-400mm F4.5 Pro lens with built-in 1.25X teleconverter
Olympus has announced the development of a new super telephoto zoom lens, the M.Zuiko Digital ED 150-400mm F4.5 TC1.25x IS Pro.
With a standard focal range of 300-800mm equiv. on Micro Four Thirds bodies, the built-in 1.25X teleconverter will increase its range to 375-1000mm equiv. The upcoming lens will also be compatible with Olympus' new MC-20 2X teleconverter.
As you mighy expect, the lens will work with the 5-axis IS systems built into modern Olympus cameras like the OMD E-M1X for extra shake reduction. It will also b fully weather sealed.
You can expect to see the new lens in 2020.