Nikon D90 user manual 268

Lens

	Compatible lenses	•	DX AF Nikkor: All functions supported
		• Type G or D AF Nikkor: All functions supported (PC Micro-Nikkor does not
			support some functions). IX Nikkor lenses not supported.
		• Other AF Nikkor: All functions supported except 3D color matrix
			metering II. Lenses for F3AF not supported.
		• AI-P Nikkor: All functions supported except 3D color matrix metering II
		• Non-CPU: Autofocus not supported. Can be used in exposure mode M,
			but exposure meter does not function. Electronic rangefinder can be
			used if lens has a maximum aperture of f/5.6 or faster.
	Shutter
	Type	Electronically-controlled vertical-travel focal-plane shutter
	Speed	1/4000 – 30 s in steps of 1/3 or 1/2 EV, bulb
	Flash sync speed	X=1/200 s; synchronizes with shutter at 1/200 s or slower
	Release
	Release mode	8(single frame), !(continuous low speed), 9(continuous high
		speed), $(self-timer), "(delayed remote), #(quick response)
	Frame advance rate	9: Up to 4.5 fps
		!: 1 fps–4 fps
	Self-timer	Can be selected from 2, 5, 10, and 20 s duration
	Exposure
	Metering	TTL exposure metering using 420-segment RGB sensor
	Metering method	• Matrix: 3D color matrix metering II (type G and D lenses); color matrix
			metering II (other CPU lenses)
		• Center-weighted: Weight of 75% given to 6, 8, or 10-mm circle in center
			of frame
		• Spot: Meters 3.5-mm circle (about 2% of frame) centered on selected
			focus point
	Range (ISO 100, f/1.4	•	Matrix or center-weighted metering: 0–20 EV
	lens, 20 °C/68 °F)	•	Spot metering: 2–20 EV
	Exposure meter	CPU
	coupling
	Mode	Auto modes (i auto; j auto (flash off)); scene modes (k portrait;
		l landscape; n close-up; m sports; o night portrait); programmed auto
		with flexible program (P); shutter-priority auto (S); aperture-priority auto
		(A); manual (M)
	Exposure	–5 – +5 EV in increments of 1/3 or 1/2 EV
	compensation
	Exposure bracketing	2 or 3 frames in steps of 1/3, 1/2, 2/3, 1, or 2 EV
	Flash bracketing	2 or 3 frames in steps of 1/3, 1/2, 2/3, 1, or 2 EV
n	White balance	2 or 3 frames in steps of 1, 2, or 3
	bracketing
	ADL bracketing	2 frames
	Exposure lock	Luminosity locked at detected value with AE-L/AF-Lbutton

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