Nikon D90 D90 User's Manual - Page 58

Step 5: Focus 1 Press the shutter-release button halfway. Press the shutter-release button halfway to focus. The camera will select the focus points automatically. If the subject is poorly lit, the s flash may pop up and the AF-assist illuminator may light. 2 Check the indicators in the viewfinder. When the focus operation is complete, the selected focus points will be briefly highlighted, a beep will sound, and the in-focus indicator (J) will appear in the viewfinder. If the camera chooses single-servo autofocus (pg. 54), focus will lock while the shutter-release button is pressed halfway. In-focus indicator Description J Subject in focus. J (blinks) Camera unable to focus using autofocus. See page 55. In-focus indicator Buffer capacity While the shutter-release button is pressed halfway, the number of exposures that can be stored in the memory buffer ("t"; pg. 65) will be displayed in the viewfinder. A The Shutter-Release Button The camera has a two-stage shutter-release button. The camera focuses when the shutterrelease button is pressed halfway. To take the photograph, press the shutter-release button the rest of the way down. 38