Here is a quick recap on what new cameras and lenses to expect in the next few days and months before the 2016 Photokina show:
Hasselblad mirrorless medium format camera (announcement on June 22nd).
Fuji X-T2 camera (announcement on July 7th).
Olympus E-PL8 camera (no release date yet - the official announcement got delayed because of the recent Kumamoto earthquake). A new Olympus OM-D E-M1 Mark II camera is also expected with 4k video, handheld high resolution mode, 20MP sensor, improved AF and EVF. At least two new MFT lenses are also expected/rumored.
The new Panasonic GH5 camera could also be announced with 6k or 8k video recording capabilities. A Panasonic LX100 camera successor is also expected.
Leica is rumored to announce a new Summaron-M 28mm f/5.6 lens. A new digital M rangefinder is also expected for Photokina.