Nikon D3100 D3100 User's Manual - Page 73
The AF-Assist Illuminator, Single-point AF, Dynamic-area AF, 3D-tracking 11 points, AF-assist
UPC - 018208254729
View all Nikon D3100 manuals
Add to My Manuals
Save this manual to your list of manuals |
Page 73 highlights
D The AF-Assist Illuminator If the subject is poorly lit, the AF-assist illuminator will light AF-assist illuminator automatically to assist the autofocus operation when the shutter- release button is pressed halfway. The AF-assist illuminator will not light: • In live view or during movie recording • During manual focus or if live view is off and continuous-servo autofocus is selected (AF-C selected for focus mode, or continuous-servo AF selected in AF-A focus mode) • If the center focus point is not selected in c Single-point AF, d Dynamic-area AF, or f 3D-tracking (11 points) AF-area mode (0 58, 60) • In shooting modes in which the AF-assist illuminator can not be used (0 186) • If Off has been selected for the AF-assist option in the shooting menu (0 134) The illuminator has a range of about 0.5-3.0 m (1 ft. 8 in.-9 ft. 10 in.); when using the illuminator, use a lens with a focal length of 18-200 mm and remove the lens hood. The AF- assist illuminator will turn off automatically to protect the lamp after a period of continuous use. Normal function will resume after a brief pause. Note that the illuminator may become hot when used multiple times in quick succession. A The Beep Speaker The Beep option in the setup menu (0 144) can be used to turn the beep speaker on or off. z 57