Nikon D70 manual 202

Technical Notes—

Autofocus	TTL phase detection by Nikon Multi-CAM900 autofocus
	module with AF-assist illuminator (range approximately
	0.5–3.0m/1´8˝–9´10˝)
Detection range	–1 – +19 EV (ISO 100 at 20 °C/68 °F)
AF-area mode	Single-area AF, dynamic-area AF, dynamic-area AF with clos-
	est subject priority
Focus lock	Focus can be locked by pressing shutter-release button half-
	way (single-servo AF) or by pressing AE-L/AF-Lbutton
Exposure

Specifications

Metering

Matrix

Center-weighted

Spot

Range

(ISO 100 equivalent, f/1.4 lens, 20 °C/68 °F)

Three-mode through-the-lens (TTL) exposure metering

3D color matrix metering (type G and D lenses); color matrix metering (other CPU lenses); metering performed by 1,005- pixel RGB sensor

Weight of 75% given to 6, 8, 10, or 12-mm circle in center of frame

Meters 2.3-mm circle (about 1% of frame) centered on ac- tive focus area

0 – 20 EV (3D color matrix or center-weighted metering) 2 – 20 EV (spot metering)

Exposure meter coupling CPU coupling

Exposure control

Operating mode	Digital Vari-Program (		auto,	portrait,	landscape,
	close up,	sports,	night landscape,		night portrait),
	programmed auto (P) with flexible program; shutter-priority
	auto (S); aperture priority auto (A); manual (M)
Exposure compensation	–5 – +5 EV in increments of 1/3 or ½ EV
Bracketing	Exposure and/or flash bracketing (2–3 exposures in incre-
	ments of 1/3 or ½ EV)
Exposure lock	Luminosity locked at detected value with AE-L/AF-Lbutton
Shutter	Combined mechanical and CCD electronic shutter
Speed	30 – 1/8000 s in steps of 1/3 or ½ EV, bulb, remote
Sensitivity	200 – 1600 (ISO equivalent) in steps of 1/3 EV
White balance	Auto (TTL white-balance with 1,005 pixels RGB sensor), six
	manual modes with fine-tuning, preset white balance
Bracketing	2–3 exposures in increments of 1

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