F17

Technical Notes and Index
Specifications

Nikon COOLPIX S31 Digital Camera

Type Compact digital camera
Number of effective pixels 10.1 million
Image sensor 1/2.9-in. type CCD; approx. 10.34 million total pixels
Lens NIKKOR lens with 3× optical zoom
Focal length 4.1–12.3 mm (angle of view equivalent to that of 29–87mm lens in
35mm [135] format)
f/-number f/3.3–5.9
Construction 6 elements in 5 groups
Digital zoom
magnification
Up to 4× (angle of view equivalent to that of approx. 348 mm lens
in 35mm [135] format)
Motion blur reduction Electronic VR (still pictures), motion detection (still pictures)
Autofocus (AF) Contrast-detect AF
Focus range
[W]:Approx. 30 cm (1 ft)–,
[T]:Approx. 50 cm (1 ft 8 in.)–
Shoot close-ups, Photograph food, Shoot under water,
Mirror, Take soft pictures, Create a diorama effect,
Highlight colors: Approx. 5cm (2 in.) (wide-angle position)–
(All distances measured from center of front surface of the
protective glass)
Focus-area selection Center, face detection
Monitor 6.7 cm (2.7-in.), approx.230k-dot, TFT LCD with anti-reflection
coating and 5-level brightness adjustment
Frame coverage
(shooting mode)
Approx.97% horizontal and 97% vert ical (compared to actual
picture)
Frame coverage
(playback mode)
Approx.100% horizontal and 100% vertical (compared to actual
picture)