Nikon D810 Product Manual - Page 121

2 Lock focus. AF-C focus mode (0 87): With the shutter-release button pressed Shutter-release button halfway (q), press the A AE-L/AF-L button (w) to lock both focus and exposure (an AE-L icon will be displayed in the viewfinder). Focus will remain locked while the A AE-L/AF-L button is pressed, even if you later remove your finger from the shutter-release button. A AE-L/AF-L button AF-S focus mode: Focus locks automatically when the in-focus indicator (I) appears, and remain locked until you remove your finger from the shutter-release button. Focus can also be locked by pressing the A AE-L/AF-L button (see above). 3 Recompose the photograph and shoot. Focus will remain locked between shots if you keep the shutter-release button pressed halfway (AF-S) or keep the A AE-L/AF-L button pressed, allowing several photographs in succession to be taken at the same focus setting. Do not change the distance between the camera and the subject while focus lock is in effect. If the subject moves, focus again at the new distance. 97