Pentax Optio A20

Announced Aug 21, 2006 •
10 megapixels | 2.5 screen | 38 – 114 mm (3×)
Body type
Body type Compact
Sensor
Max resolution 3648 x 2736 ?
Other resolutions 3072 x 2736, 2592 x 1944, 2048 x 1536, 1600 x 1200, 1024 x 768, 640 x 480 ?
Image ratio w:h 4:3 ?
Effective pixels 10 megapixels ?
Sensor photo detectors 10 megapixels ?
Sensor size 1/2.5" (5.744 x 4.308 mm) ?
Sensor type CCD ?
Image
ISO Auto, 64, 100, 200, 400, 800 ?
White balance presets 5 ?
Custom white balance Yes ?
Image stabilization Sensor-shift ?
Uncompressed format No
JPEG quality levels Normal, Fine, Superfine ?
Optics & Focus
Focal length (equiv.) 38–114 mm
Optical zoom 3×
Maximum aperture F2.8 - F5.4 ?
Autofocus
  • Contrast Detect (sensor)
  • Single
  • Live View
?
Digital zoom Yes (4 x)
Manual focus Yes ?
Normal focus range 35 cm (13.78) ?
Macro focus range 6 cm (2.36) ?
Screen / viewfinder
Screen size 2.5 ?
Screen dots 232,000 ?
Touch screen No
Live view Yes ?
Viewfinder type None ?
Photography features
Minimum shutter speed 4 sec ?
Maximum shutter speed 1/2000 sec ?
Aperture priority No ?
Shutter priority No ?
Built-in flash Yes
Flash range 7.10 m (Auto ISO)
External flash No
Flash modes Auto, On, Off, Red-eye reduction
Self-timer Yes
Exposure compensation ±2 (at 1/3 EV steps) ?
Videography features
Resolutions 640 x 480, 320 x 240, 30 fps, MPEG-4
Format MPEG-4
Storage
Storage types SD/MMC card, Internal ?
Storage included 22 MB Internal ?
Connectivity
USB USB 2.0 (480 Mbit/sec) ?
HDMI No ?
Remote control Yes (Optional)
Physical
Environmentally sealed No
Battery Battery Pack
Battery description Lithium-Ion rechargeable
Weight (inc. batteries) 145 g (0.32 lb / 5.11 oz)
Dimensions 89 x 55 x 23 mm (3.5 x 2.17 x 0.91)
Other features
Orientation sensor No
Timelapse recording No ?
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