Product Description : Multi-CAM 900 Sensor 5 focus detection areas offer broad horizontal and vertical coverage 3 AF Area Modes - Dynamic AF - Center Subject Priority Dynamic AF - and Closest Subject Priority Dynamic AF Auto Servo AF locks on the subject whether stationary or in motion with unique overlap servo method and NIKON Lock-On technology AF sensors work with every AF Nikkor lens regardless of maximum aperture 25-segment 3D Matrix Matering employs sophisticated algorithms and a database of more than 30K scenes of actual shooting data