Nikon COOLPIX S810c Product Manual - Page 336

a2: AF-S Priority Selection G button ➜ A Custom Settings menu When AF-S is selected for viewfinder photography (0 97), this option controls whether photographs can be taken only when the camera is in focus (focus priority) or whenever the shutter-release button is pressed (release priority). Option G Release F Focus Description Photos can be taken whenever the shutter-release button is pressed. Photos can only be taken when the in-focus indicator (I) is displayed. Regardless of the option selected, if the in-focus indicator (I) is displayed when AF-S is selected for autofocus mode, focus will lock while the shutter-release button is pressed halfway. Focus lock continues until the shutter is released. a3: Focus Tracking with Lock-On G button ➜ A Custom Settings menu This option controls how autofocus adjusts to sudden large changes in the distance to the subject when AF-C is selected during viewfinder photography (0 97). Option Description C 5 (Long) (4 When the distance to the subject changes abruptly, the camera waits for the specified period before adjusting D 3 (Normal) the distance to the subject. This prevents the camera )2 from refocusing when the subject is briefly obscured by objects passing through the frame. E 1 (Short) The camera immediately adjusts focus when the Off distance to the subject changes. Use when photographing a series of subjects at varying distances in quick succession. U 314