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Canon PowerShot A640

Reviewed April 2007

Specifications

Introduction
Ergonomics
Characteristics
Image Quality
Interface & Software
Camera Views
Test Photos
Specifications
Our Opinion

Physical

Width 109.4 mm (4.31") Height 66 mm (2.6")
Depth 49 mm (1.93") Weight 245 g (8.64 oz) without card or batteries.
Power 4 AA alkaline batteries included. Options SD memory cards, Ni-MH batteries (NB4-200), AC Adapter (ACK600), Lens Converters.

Photographic

LCD Screen 2.5" TFT LCD with 115,000 pixels. Sensitivity Auto, High ISO Auto, 80, 100, 200, 400 and 800 ISO.
Metering Evaluative, Centre-weighted and Spot White balance Auto, Daylight, Cloudy, Tungsten, Fluorescent, Fluorescent H, Underwater, Custom.
Exposure Modes Auto, P, A, S M and scene modes. Focus

TTL 9 point AF + Light assist; or single point focus.

Shutter type Mechanical +
Electronic
Shutter Speed 15 sec. to 1/2500 sec. (noise reduction at 1.3 sec. or longer)
Viewfinder Optical Flash Modes Auto, Red-eye Reduction Auto, On, Off, Red-eye Reduction On, Slow Synchro.
Exposure Compensation -2 EV to +2 EV
in 0.3EV
increments
Flash Range
(ISO at Auto)
Wide:
45 cm - 4.2 m
(1.5ft. - 14ft.)
Tele:
45 cm - 3 m
(1.5ft. - 10ft.)
Macro:
25 - 45 cm
(9.8in. - 1.5ft.)
Self-Timer 10 or 2 sec Burst Mode 1.5 fps

Technical

Sensor type CCD Sensor Size 1/1.8"
Number of pixels 10.4 million pixels, 10 million effective approx. Image sizes (resolution)

3648 x 2746
2816 x 2112
2272 x 1704
1600 x 1200
640 x 480
3648 x 2048 (W)

Time between photos
(High res. JPEG)
2 secs. between 1st 2nd Start Time 2 seconds approx. (Depending on the use of a startup image and sound.)
Lens 7.3 - 29.2 mm Starting Apertures f2.8/f4.1
35mm equivalent 35 - 140 mm Normal Focusing distance

45 cm (1.5 ft) to infinity

USB

USB 2.0 (Hi-Speed)

Macro Focusing distance (approx) Wide Angle:
1 - 45 cm
(0.4 - 18")
Tele:
25 - 45 cm
(9.8in. - 1.5ft.)
Video out NTSC or PAL selected in menu Panoramic mode Yes with Stitch Assist
Memory Card Provided 32 MB SD (Secure Digital) Image Capacity
(with 32MB card
Superfine res)
3648 = 7
2816 = 20
2272 = 14
1600 = 30
640 = 114
3648 (W) = 9
File Formats JPEG Exif 2.2, AVI and Wave (Monaural) Movie mode

640 x 480 @ 30 or 15 fps
320 x 240 @ 60, 30 or 15 fps
160 x 120 @ 15 fps

Compare Prices for
Canon PowerShot A640 Digital Camera Battery Charger (CH-9700)
StoreSeller RatingsDescriptionPrice
Apex Batteryin stock$16.16
Introduction
Ergonomics
Characteristics
Image Quality
Interface & Software
Camera Views
Test Photos
Specifications
Our Opinion




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