| A640 |
|---|
 |
| Product |
Digital Camera |
|---|
| Format |
Compact |
|---|
| Manufacturer |
Canon |
|---|
| Series |
PowerShot A |
|---|
| Megapixels |
10 MP |
|---|
| Zoom wide |
35 mm |
|---|
| Optical zoom |
140 mm (4 x) |
|---|
| Digital zoom |
Yes, 4 x |
|---|
| Image stabilization |
No |
|---|
| ISO rating |
800 |
|---|
| LCD |
2.5 inches |
|---|
| Viewfinder |
Optical (Tunnel) |
|---|
| Storage types |
SD, MMC card |
|---|
| Battery |
AA (4) batteries (NiMH recommended) |
|---|
| Release date |
August 24, 2006 |
|---|
|
|
|
Summary
- Canon's first A Series digital camera with 10.0 Megapixel resolution and 4x Optical Zoom lens
- Large 2.5 inch Vari-Angle LCD monitor with wide viewing angle for easier on-camera viewing and optical viewfinder
- A high-performance camera with 21 shooting modes, 9-point AiAF, ISO 800 and High ISO Auto to reduce image blur and expand low-light shooting capability
- DIGIC II Image Processor and iSAPS Technology for superior image quality, fast operation and low power consumption
- Movie Mode recording with sound at 30 fps VGA (640x480)
- Print/Share Button for easy direct printing and downloading, plus ID Photo Print and Movie Print with Canon CP and SELPHY Compact Photo Printers
Press Release
Topping the Competition in All Respects
Canon's popular A Series cameras have always stood out from the competition, but PowerShot A640 takes that concept to a whole new level. Experience breathtaking 10.0 megapixel resolution-a first for an A-Series camera - and the power of a 4x optical zoom lens. You'll have more fun shooting, and make your finished images even more rewarding, with the camera's exciting array of easy-to-use, high-performance features including 21 shooting modes and ISO800/High ISO Auto settings for much greater ability to shoot in low light.
Image Gallery
Specifications
Physical
| Environmentally sealed |
No
|
| Battery model |
|
| Battery type |
AA (4) batteries (NiMH recommended)
|
| Battery life (CIPA) |
|
| Weight (inc. batteries) |
315 g (11.1 oz)
|
| Dimensions |
109 x 66 x 49 mm (4.3 x 2.6 x 1.9 in)
|
Sensor
| Max Resolution |
3648 x 2736
|
| Resolutions |
2816 x 2112, 2272 x 1704, 1600 x 1200, 640 x 480
|
| Image ratio (w:h) |
4:3, 3:2
|
| Effective pixels |
10.0 million
|
| Sensor photo detectors |
10.3 million
|
| Sensor size |
1/1.8 " (7.18 x 5.32 mm, 0.38 cm²)
|
| Sensor type |
CCD
|
| Processor |
|
Image
| ISO |
Auto, 80 ,100, 200, 400, 800
|
| White balance presets |
|
| Custom white balance |
6 positions plus manual
|
| Image stabilization |
No
|
| Uncompressed format |
No
|
| Quality Levels |
Super-Fine, Fine, Normal
|
Optics / Focus
| Focal length (equiv.) |
|
| Zoom wide (W) |
35 mm
|
| Optical zoom |
140 mm (4 x)
|
| Auto focus |
AiAF TTL 9-point
|
| Digital zoom |
Yes, 4 x
|
| Manual Focus |
Yes
|
| Normal focus range |
|
| Macro focus range |
1 cm
|
| Focus points |
|
| Lens mount |
|
Screen / Viewfinder
| Articulated screen |
|
| Screen size |
2.5 "
|
| Screen dots |
115,000
|
| Touchscreen |
|
| Live View |
No
|
| Viewfinder type |
Optical (Tunnel)
|
Photography Features
| Maximum aperture |
F2.8 - F4.1
|
| Minimum shutter |
15 sec
|
| Maximum shutter |
1/2500 sec
|
| Aperture priority |
Yes
|
| Shutter priority |
Yes
|
| Manual exposure mode |
|
| Subject / scene modes |
|
| Built-in flash |
|
| Flash range |
4.2 m
|
| External flash |
Yes, Canon High Power Flash (slave)
|
| Flash modes |
Auto, On, Off, Manual (Red Eye On/Off)
|
| Continuous Drive |
Yes, 1.5 fps
|
| Self-timer |
Yes, 2 or 10 sec
|
| Metering modes |
Evaluative, Center Weighted, Spot
|
| Exposure compensation |
-2 to +2 EV in 1/3 EV steps
|
| WB bracketing |
|
Formats / Storage
| Video formats |
|
| Movie audio |
|
| Audio channels |
|
| Clips |
Yes, 640 x 480, 30/15fps, 320 x 240, 60/30/15 fps, 160 x 120 15 fps, audio
|
| HD Modes |
|
| FPS |
|
| Storage types |
SD/MMC card
|
| Internal storage |
|
| Image formats |
|
Connectivity
| USB |
USB 2.0 (480Mbit/sec)
|
| HDMI |
No
|
| Wireless |
No
|
| Remote control |
No
|
Other
| Orientation sensor |
Yes
|
| Timelapse recording |
No
|
| GPS |
No
|
| Tripod mount |
|
| Pixel density |
26 MP/cm²
|
| Lens thread |
Yes, with adapter
|
| Power-on Time |
|
| Shutter Lag, Full Autofocus |
|
| Shutter Lag, Prefocused |
|
| Shot to Shot time |
|
| Additional features |
|
Files and Documentation
External Links
