Nikon 25515 User Manual - Page 159

Specifi cations, Autofocus AF

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Specifications Technical Notes Type E8700 digital camera Effective pixels 8.0 million CCD Image size (pixels) 2 3˝ high-density CCD; total pixels: 8.31 million • 3,264 × 2,448 (8M) • 3,264 × 2,176 (3 :2) • 2,592 × 1,944 (5M) • 2,048 × 1,536 (3M) • 1,600 × 1,200 (2M) • 1,280 × 960 (1M) • 1,024 × 768 (PC) • 640 × 480 (TV) Lens Focal length f/-number Construction 8 × Zoom Nikkor F=8.9-71.2mm (35-mm [135] camera-format equivalent: 35-280 mm) f/2.8 - f/4.2 14 elements in 10 groups Digital zoom Up to 4 × (35-mm [135] camera-format equivalent: 1120 mm) Autofocus (AF) Contrast-detect through-the-lens (TTL) AF with AF-assist illuminator Focus range 50 cm (1´8˝)-∞; 3 cm (1.2˝)-∞ in macro and manual focus modes (middle zoom position) Focus-area selection Five-area multi AF; manual selection available AF-assist illuminator Class 1 LED product (IEC60825-1 Edition 1.2-2001); max. output: 1150µW Viewfinder 0.44˝, 235,000-dot, polysilicon TFT color LCD viewfinder Magnification 0.27-2.1 × Frame coverage Approximately 97% horizontal and 97% vertical Diopter adjustment -4 - +1 m-1 Monitor Frame coverage 1.8˝, 134,000-dot, High Transmissive Advanced TFT LCD monitor with brightness and hue adjustment Approximately 97% horizontal and 97% vertical (shooting) Exposure Metering Exposure control Range Four mode through-the-lens (TTL) metering: • 256-segment matrix • Spot • Center-weighted • Spot AF area Programmed auto exposure with flexible program, shutter-prior- ity auto, aperture-priority auto, manual, exposure compensation (-2.0-+2.0 EV in 1 3 EV steps), autoexposure bracketing, AE-BSS W: -1.0-+19.0 EV T: +0.5-+19.0 EV Shutter Speed Mechanical and charge-coupled electronic shutter 2-¼,000 s (auto and exposure mode P), 8-¼,000 s (exposure modes S and A), BULB/TIME (max. 10 min.) and 8-¼,000 s (exposure mode M), - 1 30 1 8,000 s (Ultra HS). Maximum at some apertures is ½,000 s. Aperture Range Seven-blade iris diaphragm. Ten settings in steps of 1 3 EV (to minimum of f/8) 149

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149
Technical Notes
Specifications
Type
E8700 digital camera
Effective pixels
8.0 million
Digital zoom
Up to 4 × (
35-mm [135] camera-format equivalent: 1120 mm
)
Aperture
Range
Ten settings in steps of
1
3
EV (to minimum of f/8)
Seven-blade iris diaphragm.
Frame coverage
Approximately 97% horizontal and 97% vertical (shooting)
Monitor
1.8˝, 134,000-dot, High Transmissive Advanced TFT LCD monitor
with brightness and hue adjustment
Shutter
Speed
2 – ¼
,000
s (auto and exposure mode
P
), 8 – ¼
,000
s (exposure modes
S
and
A
), BULB/TIME (max. 10 min.) and 8–¼
,000
s (exposure mode
M
),
1
30
–
1
8,000
s (Ultra HS).
Maximum at some apertures is ½
,000
s.
Mechanical and charge-coupled electronic shutter
Viewfinder
Magnification
0.27 – 2.1 ×
Frame coverage
Approximately 97% horizontal and 97% vertical
Diopter adjustment
–4 – +1 m
–1
0.44˝, 235,000-dot, polysilicon TFT color LCD viewfinder
f/-number
f/2.8 – f/4.2
Construction
14 elements in 10 groups
Focal length
F=8.9–71.2 mm (
35-mm [135] camera-format equivalent: 35–280 mm
)
Lens
8 ×
Zoom Nikkor
Exposure
Metering
Four mode through-the-lens (TTL) metering:
Range
Exposure control
Programmed auto exposure with
flexible program, shutter-prior-
ity auto, aperture-priority auto, manual, exposure compensation
(–2.0 – +2.0 EV in
1
3
EV steps), autoexposure bracketing, AE-BSS
• 256-segment matrix
• Spot
• Center-weighted
• Spot AF area
W: –1.0 – +19.0 EV
T: +0.5 – +19.0 EV
CCD
2
3
˝ high-density CCD; total pixels: 8.31 million
Image size (pixels)
•
3,264 × 2,448 (8M)
•
1,024 × 768 (PC)
•
640 × 480 (TV)
•
3,264 × 2,176
(3 : 2)
•
2,048 × 1,536 (3M)
•
1,600 × 1,200 (2M)
•
2,592 × 1,944 (5M)
•
1,280 × 960 (1M)
Autofocus (AF)
Focus range
50 cm (1´8˝) –
∞
; 3 cm (1.2˝)–
∞
in macro and manual focus modes
(middle zoom position)
Focus-area selection
Five-area multi AF; manual selection available
Contrast-detect through-the-lens (TTL) AF with AF-assist illuminator
AF-assist illuminator
Class 1 LED product (
IEC60825-1 Edition 1.2
-2001
); max. output: 1150 μW