Panasonic PGS could be use to transfer the heat from the FPGA to the Camera Body. It can reduce weight and makes the Camera smaller in the ideal case the Apertus doesn’t need a fan.

More Information:

http://www.panasonic.com/industrial/electronic-components/protection/pyrolytic-graphite-sheet.aspx

Video: http://www.youtube.com/watch?v=ZAEhyY1_czM