CANON POWERSHOT A640 DIGITAL CAMERA

Type of Camera	Compact digital still camera with built-in flash, 4x Optical / 4x Digital / 16x Combined Zoom
Image Capture Device Type	10.0 Megapixel, 1/1.8 inch type Charge Coupled Device (CCD)
Total Pixels	Approx. 10.40 Megapixels
Effective Pixels	Approx. 10.0 Megapixels
Lens -Focal Length	7.3-29.2mm f/2.8-4.1 (35mm film equivalent: 35-140mm)
Digital Zoom	4x
Focusing Range -Normal:	1.5 ft./45cm-infinity
Macro:	0.39 in.-1.5 ft./1-45cm (WIDE), 9.8 in.-1.5 ft./25-45cm (TELE)
Autofocus System	TTL Autofocus
Optical Viewfinder	Real-image optical zoom viewfinder
LCD Monitor	2.5 inch low-temperature polycrystalline silicon TFT color LCD
LCD Pixels	Approx. 115,000 pixels
LCD Coverage	100%
Aperture and Shutter -Maximum Aperture	f/2.8 (W) - f/4.1 (T)
Shutter Speed	15-1/2500 sec. (settable in Tv and M)
Exposure Control -Sensitivity	Auto, High ISO Auto, ISO 80/100/200/400/800 equivalent
Light Metering Method	Evaluative, Center-weighted average, Spot Metering frame is fixed to the center or linked to the AF frame**
Exposure Control Method	Program AE, Shutter Speed-Priority AE, Aperture-Priority AE, Manual
Exposure Compensation	+/-2 stops in 1/3-stop increments
White Balance Control	Auto, Preset (Daylight, Cloudy, Tungsten, Fluorescent, Fluorescent H, Underwater), Custom
Built-in Flash	Auto, Auto w/ Red-Eye Reduction, Auto w/ Slow Synchro, Flash On, Flash On w/ Red-Eye Reduction, Flash On w/ Slow Synchro, Flash Off
Flash Range -Normal:	1.5-14 ft./45cm-4.2m (W), 1.5-9.8 ft./45cm-3.0m (T)
Macro:	9.8 in.-1.5 ft./25-45cm (W/T) (when sensitivity is set to ISO Auto)
Recycling Time	10 sec. or less (battery voltage=6.0V)
Flash Exposure Compensation	+/-2 stops in 1/3-stop increments
Shooting Modes	Auto; Creative: P, Av, Tv, M, C; Image: Portrait, Landscape, Night Scene, Special Scene (Foliage, Snow, Beach, Fireworks, Underwater, Indoor, Kids & Pets, Night Snapshot, Color Accent, Color Swap), Stitch Assist, Movie
Photo Effects -My Colors	Vivid, Vivid Blue, Vivid Green, Vivid Red, Neutral, Sepia, Black & White, Positive Film, Lighter Skin Tone, Darker Skin Tone, Custom Color
Self-Timer	Activates shutter after an approx. 2-sec./10-sec. delay, Custom
Wireless Control	Not available
Continuous Shooting	Approx. 1.5 fps
Image Storage -Storage Media	SD Memory Card, SDHC Memory Card, MultiMediaCard
File Format	Design rule for camera file system, DPOF Version 1.1
Image Compression -Still Image:	Exif 2.2 (JPEG)
Movie:	AVI (Image: Motion JPEG; Audio: WAVE (Monaural))
JPEG Compression Mode	Normal, Fine, SuperFine
Number of Recording Pixels -Still Image:	640 x 480 (Small), 1,600 x 1,200 (Medium 3), 2,272 x 1,704 (Medium 2), 2,816 x 2,112 (Medium 1), 3,648 x 2,736 (Large), 3,648 x 2,048 (Widescreen)
Movie:	640 x 480 / 320 x 240 (30 fps/15 fps) available up to 1GB or 60 minutes, 160 x 120 (3 min. at 15 fps))
Playback Modes File

Still Image:	Single, Magnification (approx. 2x�?¢â�?¬â�?�?10x), Jump, Auto Rotate, Rotate, Histogram, Index (9 thumbnails), Sound Memos, Auto Play, Resume Playback
Movie:	Normal Playback, Special Playback, Editing
Erase Modes -Still Image:	single image, all images
Movie:	part of movie, all of movie
Interfaces -Computer Interface	USB 2.0 Hi-Speed (mini-B jack)
Video Out	NTSC/PAL
Audio Out	Monaural
Other	Memory card slot; direct connection to Canon CP and SELPHY Compact Photo Printers, PIXMA Photo Printers and PictBridge-compatible printers via camera's USB 2.0 Hi-Speed cable
Power Source	1. AA-size Alkaline Battery (x4) 2. Rechargeable AA-size Ni-MH Battery (x4) 3. AC Adapter Kit ACK600
Shooting Capacity- Still Image:	approx. 280 shots (AA-size Alkaline Battery), approx. 500 shots (AA-size Ni-MH Battery)
Playback Time	Approx. 1,200 min. (AA-size Alkaline Battery), approx. 1,200 min. (AA-size Ni-MH Battery)
Operating Temperature	32-104�?°F/0-40�?°C
Operating Humidity	10-90%
Dimensions (W x H x D)	4.31 x 2.60 x 1.93 in. / 109.4 x 66.0 x 49.0mm
Weight	Approx. 8.64 oz. / 245g (camera body only)