Canon PowerShot A640
Click here for an instruction manual pdf.
| Type of Camera |
Compact digital still camera with built-in flash, 4x Optical / 4x Digital / 16x Combined Zoom |
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| Image Capture Device | |||
| Type |
10.0 Megapixel, 1/1.8 inch type Charge Coupled Device (CCD) |
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| Total Pixels |
Approx. 10.40 Megapixels |
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| Effective Pixels |
Approx. 10.0 Megapixels |
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| Lens | |||
| Focal Length |
7.3-29.2mm f/2.8-4.1 (35mm film equivalent: 35-140mm) |
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| Digital Zoom |
4x |
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| 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) |
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| Autofocus System |
TTL Autofocus |
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| Viewfinders | |||
| Optical Viewfinder |
Real-image optical zoom viewfinder |
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| LCD Monitor |
2.5 inch low-temperature polycrystalline silicon TFT color LCD |
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| LCD Pixels |
Approx. 115,000 pixels |
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| LCD Coverage |
100% |
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| Aperture and Shutter | |||
| Maximum Aperture |
f/2.8 (W) - f/4.1 (T) |
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| Shutter Speed |
15-1/2500 sec. (settable in Tv and M) |
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| Exposure Control | |||
| Sensitivity |
Auto, High ISO Auto, ISO 80/100/200/400/800 equivalent |
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| Light Metering Method |
Evaluative, Center-weighted average, Spot** Metering frame is fixed to the center or linked to the AF frame |
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| Exposure Control Method |
Program AE, Shutter Speed-Priority AE, Aperture-Priority AE, Manual |
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| Exposure Compensation |
+/-2 stops in 1/3-stop increments |
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| White Balance | |||
| White Balance Control |
Auto, Preset (Daylight, Cloudy, Tungsten, Fluorescent, Fluorescent H, Underwater), Custom |
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| Flash | |||
| 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 |
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| 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) |
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| Recycling Time |
10 sec. or less (battery voltage=6.0V) |
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| Flash Exposure Compensation |
+/-2 stops in 1/3-stop increments |
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| Shooting Specifications | |||
| 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 |
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| 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 |
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| Self-Timer |
Activates shutter after an approx. 2-sec./10-sec. delay, Custom |
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| Wireless Control |
Not available |
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| Continuous Shooting |
Approx. 1.5 fps |
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| Image Storage | |||
| Storage Media |
SD Memory Card, SDHC Memory Card, MultiMediaCard |
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| File Format |
Design rule for camera file system, DPOF Version 1.1 |
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| Image Compression |
Still Image: Exif 2.2 (JPEG) Movie: AVI (Image: Motion JPEG; Audio: WAVE (Monaural)) |
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| JPEG Compression Mode |
Normal, Fine, SuperFine |
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| 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)) |
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| Playback Specifications | |||
| Playback Modes File |
Still Image: Single, Magnification (approx. 2x–10x), Jump, Auto Rotate, Rotate, Histogram, Index (9 thumbnails), Sound Memos, Auto Play, Resume Playback Movie: Normal Playback, Special Playback, Editing |
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| Erasing Specifications | |||
| Erase Modes |
Still Image: single image, all images Movie: part of movie, all of movie |
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| Interfaces | |||
| Computer Interface |
USB 2.0 Hi-Speed (mini-B jack) |
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| Video Out |
NTSC/PAL |
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| Audio Out |
Monaural |
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| 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 |
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| Power Supply | |||
| Power Source |
1. AA-size Alkaline Battery (x4) 2. Rechargeable AA-size Ni-MH Battery (x4) 3. AC Adapter Kit ACK600 |
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| Shooting Capacity |
Still Image: approx. 280 shots (AA-size Alkaline Battery), approx. 500 shots (AA-size Ni-MH Battery) * |
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| Playback Time |
Approx. 1,200 min. (AA-size Alkaline Battery), approx. 1,200 min. (AA-size Ni-MH Battery) * LCD screen on. The above figures comply with CIPA testing standards and apply when fully-charged batteries are used. |
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| Physical Specifications | |||
| Operating Temperature |
32-104°F/0-40°C |
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| Operating Humidity |
10-90% |
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| Dimensions (W x H x D) |
4.31 x 2.60 x 1.93 in. / 109.4 x 66.0 x 49.0mm |
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| Weight |
Approx. 8.64 oz. / 245g (camera body only) |
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