Striking back at Nikon’s recent announcement about a new high-ISO DSLR, Canon has introduced the new EOS-1D Mark IV with a top ISO rating of 102,400!  The manufacturer claim this new camera produces low-noise images even in low-light situations.   The Mark IV has an APS-H sized CMOS 16.1 megapixel sensor.  Canon also introduced a completely redesigned 45 point AF system with 39 cross-type points and a new AI Servo II auto-focus tracking mode.

Read more about this new DSLR at:

http://www.usa.canon.com/consumer/controller?act=ModelInfoAct&fcategoryid=139&modelid=19584