Nikon D90 User Manual

Focus
Focus can be adjusted automatically (see "Autofocus;' below) or manually (pg. 59).
The user can also select the focus
point for automatic or manual focus (pg. 59) or use
focus lock
to focus to recompose photographs after focusing (pg. 57).
Autofocus
When the focus mode selector is set to AF, the camera Focus mode selector
focuses automatically when the shutter-release
button is pressed halfway. In single-point AF, a beep
will sound when the camera focuses. No beep will
sound when
AF-A is selected in ~ (sports) mode or
when continuous-servo autofocus
is used (note that
continuous-servo autofocus may be selected
automatically when shooting moving subjects in
AF-A autofocus mode).
With lenses
that offers A-M selection, select Awhen using autofocus. With lenses that
support MIA (autofocus with manual priority), select MIA. If the lens does not support
autofocus or
the camera is unable to focus using autofocus, use manual focus
(pg.59).
II Autofocus Mode
The following autofocus modes are available when the focus mode selector is set to
AF:
.... , "'!' ".,.,,.
Autofocus mode
AF-S iSingle-servo AF
AF-A IAuto select .
i(default setting)
i Description
······I·CameraautomaticaHy··sejects··single~servo·au·tofocuswhen'"
!subject is stationary, continuous-servo autofocus when subject is
imoving. Shutter can only be released if camera is able to focus.
. .. .. 'IForst:a1:iona rysubJects.Focusl(>ck$whenshutter:relea se button"
! is pressed halfway. Shutter can only be released when in-focus
iindicator is displayed.
. ········!Formovingsubjects.···Camera··focusescontinuousiywhile······· ..
AF-C .Continuous-servo AF Ishutter-release button is pressed halfway. Photographs can be
... ,,_.... ... . .. _.__1 ~.~~~~_~.~~~~_~~~ ~~.~!~~.~~i_~?i~~~~_r_~s ~~~~.~~P~ ~Y~~·__ .. _ ...
To choose the autofocus mode, press the AF button. The focus mode changes each
time the AF button is pressed.
~
~(Ej
~~~.
L- __
AF button Main command dial Control panel
54

Nikon D90 Specifications

General

Megapixel	12.3 MP
Camera type	SLR Camera Body
Sensor type	CMOS
Sensor format	DX
Image stabilizer	No
Total megapixels	12.9 MP
Image sensor size	- \
Image formats supported	JPG, RAW
Maximum image resolution	4288 x 2848 pixels
Image sensor size (W x H)	23.6 x 15.8 mm
Still image resolution(s)	4288 x 2848 3216 x 2136 2144 x 1424
Mounting type	Bayonet
Lens mount interface	Nikon F
Video recording	Yes
Video resolutions	320 x 216, 640 x 424, 1280 x 720 pixels
Motion JPEG frame rate	24 fps
Maximum video resolution	1280 x 720 pixels
Analog signal format system	NTSC
Display diagonal	3 \
Vari-angle LCD display	-
Display resolution (numeric)	920000 pixels
Magnification	0.94 x
Viewfinder type	Optical
Eye relief	19.5 mm
Scene modes	Close-up (macro), Night portrait, Portrait, Sports, Landscape (scenery)
Image editing	Trimming
Photo effects	Black&White, Neutral, Vivid
White balance	Auto, Cloudy, Flash, Fluorescent, Incandescent, Manual, Sunny
Playback modes	Zoom
Camera playback	Highlights, Movie, Single image, Slide show, Thumbnails
Self-timer delay	2, 5, 10, 20 s
Camera file system	DCF 2.0, DPOF, Exif 2.21
Product color	Black
Flash modes	High-speed synchronization
Flash sync-speed	1/200 s
Flash range (wide)	- m
Memory slots	1
Compatible memory cards	SD, SDHC
Light metering	Centre-weighted, Matrix, Spot
ISO sensitivity	100, 200, 3200, 6400
Light exposure modes	Aperture priority AE, Auto, Manual, Shutter priority AE
ISO sensitivity (max)	6400
ISO sensitivity (min)	100
Light exposure correction	±5EV (1/2; 1/3 EV step)
Auto Focus (AF) points	11
Auto focusing (AF) modes	Servo Auto Focus, Single Auto Focus
Camera shutter type	Electronic
Fastest camera shutter speed	1/4000 s
Slowest camera shutter speed	30 s
USB version	2.0
Power source type	Battery
Battery type	EN-EL3e
Battery life (CIPA standard)	850 shots

Weight and Dimensions

Depth	77 mm
Width	132 mm
Height	103 mm
Weight	620 g