The Canon 5D Mark ii features an improved sensor compared to its predecessor. It has a 36 x 24mm full frame 21.1 megapixel sensor. It has the ability to shoot 3.9 frames per second ad has an amazingly wide ISO range that goes from 100 to 6400 that can also be upgraded to reach an astounding 25600 ISO. It shoots HD video at 30p on Compact Flash cards at a bit rate of 38Mbps. It is compatible with over 60 Canon EF lenses and can fit cinema lenses with an adaptor. The 16:9 aspect ratio portion of the sensor used in video mode is equivalent in sensitive area to a VistaVision 8/35 frame making it considerably bigger than any other digital camera and even a 35mm film frame. The colors are rich, the blacks are deep and the depth of field is incredibly shallow giving it's images a great cinematic look at an affordable price.