Sony just launched a new professional camcorder that sports a Super 35mm sensor and is meant to provide stunning image quality. The camcorder uses the E-mount from the NEX cameras, allowing for use of any NEX and Alpha DSLR lenses.
The NEX-FS100EK will cost around 6000 USD.
see also:
http://www.sony.co.uk/biz/product/nxcamcorders/nex-fs100ek/overview