This is the upcoming Olympus M.Zuiko Digital ED 150-400mm f/4.5 TC1.25X IS PRO Lens, which is now alreadly listed at B&H.

Olympus Japan has just announced the shortage of supply of the newly announced Olympus M.Zuiko Digital ED 100-400mm F5.0-6.3 IS lens (Amazon/ B&H/ Adorama). They apologize for delivery delay.

John Riley has just posted a full review of the newly announced Olympus M.Zuiko Digital ED 100-400mm F5.0-6.3 IS lens (Amazon/ B&H/ Adorama) at the ephotozine.com. He tested this new lens on Olympus E-M1 Mark III, and found such Pros: Very… Read moreOlympus M.Zuiko Digital ED 100-400mm F5.6-6.3 IS Lens Review (ePhotozine)

Along with the Olympus OM-D E-M10 Mark IV (Amazon/ B&H/ Adorama), Olympus has also officially announced the new Olympus M.Zuiko Digital ED 100-400mm F5.0-6.3 IS lens.  It is a super telephoto zoom that is equivalent to 200-800mm when attached to a… Read moreOlympus M.Zuiko Digital ED 100-400mm F5.0-6.3 IS Lens Announced, Priced $1,499, Available for Pre-Order