Professional Canon users, many of whom were disillusioned by the seemingly endless problems that plagued the flagship EOS 1D Mark III at the time, flocked to the D3 in large numbers. In the process, Nikon mounted a formidable challenge to Canon in the sports and action segment of the pro marketplace.
Wireless Controller LC-5. Extended range fires shutter up to a 100m away infrared strobe-type wireless control system offering compatibility with the new remote control socket. Suitable for use with the EOS 1D, EOS 1D Mark II, EOS 1D Mark II N, EOS 1D Mark III, EOS 1D Mark IV, EOS 1Ds, EOS 1Ds Mark II, EOS 1Ds Mark III, EOS 5D, EOS 5D Mark II กล้อง EOS-1D X Mark III ถ่ายภาพได้ถึง 20 ภาพต่อวินาที ด้วยระบบโฟกัสอัตโนมัติแบบติดตามวัตถุ ด้วยพื้นที่การโฟกัสอัตโนมัตที่กว้างและแบ่งออกได้ถึง 525Approx. 100 percent vertically and horizontally with respect to the effective pixels. Magnification. 0.7x (-1 diopter with 50mm lens at infinity) Eye point. 20 mm. Built-in dioptric adjustment. -3.0 - +1.0 diopter. Focusing screen. Interchangeable (9 types), Standard focusing screen: Ec-CIII.