Canon PowerShot A640

Manufacturer: Canon USA

Part number: 1287B001AA

General

• Product Type Digital camera
• Width 4.3 in
• Depth 1.9 in
• Height 2.6 in
• Weight 8.6 oz

Main Features

• Resolution 10 megapixels
• Color Support Color
• Optical Sensor Type CCD
• Total Pixels 10,400,000 pixels
• Effective Sensor Resolution 10,000,000 pixels
• Light Sensitivity ISO 80, ISO 100, ISO 200, ISO 400, ISO 800, ISO auto
• Digital Zoom 4 x
• Shooting Modes Frame movie mode
• Shooting Programs Snow, Beach, Indoor, Foliage, Fireworks, Landscape, Color swap, Underwater, Kids & pets, Night scene, Color accent, Portrait mode, Stitch assist, Night snapshot
• Special Effects Sepia, Vivid, Neutral, Positive, Black & White, Custom Effect, Darker Skin Tone, Lighter Skin Tone
• Max Shutter Speed 1/2500 sec
• Min Shutter Speed 15 sec
• Exposure Metering Spot, Evaluative, Center-weighted
• Exposure Modes Manual, Program, Automatic, Shutter-priority, Aperture-priority
• Exposure Compensation ±2 EV range, in 1/3 EV steps
• AE/AF Control FlexiZone
• White Balance Custom, Presets, Automatic
• White Balance Presets Cloudy, Daylight, Underwater, Fluorescent, Tungsten light
• Digital Video Format AVI
• Still Image Format JPEG
• TV Tuner None
• Video Capture AVI - 640 x 480, AVI - 640 x 480, AVI - 320 x 240, AVI - 320 x 240, AVI - 160 x 120

Memory / Storage

• Flash Memory 32 MB Flash - MultiMediaCard
• Supported Flash Memory MultiMediaCard, SD Memory Card
• Floppy Drive None
• Image Storage Super-fine JPEG 3648 x 2736, Fine JPEG 3648 x 2736, Normal JPEG 3648 x 2736, Super-fine JPEG 2816 x 2112, Fine JPEG 2816 x 2112, Normal JPEG 2816 x 2112, Super-fine JPEG 2272 x 1704, Fine JPEG 2272 x 1704, Normal JPEG 2272 x 1704, Super-fine JPEG 1600 x 1200, Fine JPEG 1600 x 1200, Normal JPEG 1600 x 1200, Super-fine JPEG 640 x 480, Fine JPEG 640 x 480, Normal JPEG 640 x 480, Super-fine JPEG 3648 x 2048, Fine JPEG 3648 x 2048, Normal JPEG 3648 x 2048

Camera Flash

• Camera Flash Built-in flash
• Flash Modes Auto mode, Fill-in mode, Slow synchro, Flash OFF mode, Rear curtain sync, Red-eye reduction
• Red Eye Reduction Yes
• Effective Flash Range 1.5 ft - 14 ft
• Features AF illuminator, Flash +/- compensation

Lens System

• Type Zoom lens - 7.3 mm - 29.2 mm - F/2.8-4.1
• Focal Length 7.3 mm - 29.2 mm
• Focal Length Equivalent to 35mm Camera 35 - 140 mm
• Focus Adjustment Manual, Automatic
• Auto Focus TTL contrast detection
• Auto Focus Points (Zones) 9
• Min Focus Range 17.7 in
• Macro Focus Range 1cm
• Lens Aperture F/2.8-4.1
• Optical Zoom 4 x
• Zoom Adjustment Motorized drive
• Lens Construction 7 group(s) / 8 element(s)
• Features Aspherical lens, Built-in lens shield

Additional Features

• Self Timer Yes
• Self Timer Delay 2 sec, 10 sec
• Additional Features AE lock, AF lock, FE lock, Safety zoom, Blur warning, DPOF support, Direct print, Audio recording, Auto power save, Built-in speaker, Histogram display, PictBridge support, USB 2.0 compatibility, Digital image rotation, Digital tele-converter, Digital noise reduction, RGB primary color filter, Display brightness control, Camera orientation detection

Viewfinder

• Viewfinder Type Optical - Real-image zoom

Display

• Type LCD display - TFT active matrix - 2.5 in - Color
• Display Form Factor Rotating
• Display Format 115,000 pixels

Digital Player (Recorder)

• Type None

Microphone

• Type Microphone - Built-in

Connections

• Connector Type 1 x USB, 1 x Composite video/audio output, 1 x DC power input
• Expansion Slot(s) 1 x SD Memory Card

Software

• Software Canon PhotoStitch, Canon ImageBrowser, Drivers & Utilities, Canon Remote Capture, Canon ZoomBrowser EX

System Requirements for PC Connection

• Operating System Support MS Windows ME, MS Windows XP, MS Windows 2000, MS Windows 98 SE, Apple Mac OS X 10.2 - 10.4
• Peripheral Devices USB port, CD-ROM drive, SVGA monitor

Miscellaneous

• Carrying Case None
• Included Accessories Wrist strap
• Cables Included A/V cable, USB cable

Power

• Power Device None

Battery

• Supported Battery AA
• Supported Battery 4 x AA Alkaline battery ( Included )

Environmental Parameters

• Min Operating Temperature 32 °F
• Max Operating Temperature 104 °F

CNET Labs' Benchmarks

• Labs information All values are expressed in seconds. Please visit our labs information page for information on how digital cameras are tested.
• CNET Labs Flash shot to shot time 2.4
• CNET Labs Shot to shot time typical 1.7
• CNET Labs Shutter lag bright 0.5
• CNET Labs Shutter lag dim 1.0
• CNET Labs Typical burst speed 1.3
• CNET Labs Wake up time 1.5