Why would you use CCD when CMOS is newer and cheaper?
If you use a professional digital camera, you can't go far without understanding the relationship between sensors, lenses and depth of field. It's slightly more complicated than you might have thought!. Phil Rhodes makes it understandable
In a statement released today (and reproduced below in full) ARRI has announced that its Amira camera will can be upgraded to record UHD (not 4K) internally, as UHDProRes