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Pentax Optio 550 Specifications


Street Price   US: $ 599 [check / order]
UK: £ 549 [check / order]
Body Material   Aluminium alloy
CCD effective pixels Click for help 5.0 megapixels
CCD size Click for help 1/1.8" (7.2 x 5.3 mm - more info)
CCD Colour Filter Array Click for help G - R - G - B
Max resolution   2592 x 1944 (5.0 megapixels)
Lower resolutions   • 2048 x 1536
• 1600 x 1200
• 1024 x 768
• 640 x 480
Image ratio w:h   4:3
Image formats Click for help • TIFF
• JPEG (EXIF 2.2)
Quality Levels  

Sensitivity equiv. Click for help • Auto
• ISO 64
• ISO 100
• ISO 200
• ISO 400
Lens Thread   None
Zoom wide (W) Click for help 37.5 mm
Zoom tele (T) Click for help 187.5 mm (5 x)
Zoom steps   11 steps
Lens Aperture Click for help F2.8 - F4.6
Digital zoom Click for help Yes, up to 4x
Auto Focus   • 5 point AF
• Spot AF
• Hybrid AF (contrast detect / external sensor)
AF Illumination lamp Click for help No
Manual Focus Click for help Yes, manual / infinity focus
Normal focus range Click for help 0.6 m (1.97 ft) - Infinity
Macro focus range Click for help • Macro: 15 - 65 cm (5.9 - 25.6 in)
• Super-macro: 2 - 65 cm (0.80 - 25.6 in)
Exposure modes   • Program AE
• Shutter-priority AE
• Aperture-priority AE
• Manual
• Picture scene
• Panorama assist
• Movie
• 3D image
• Digital filter
• User
Scene modes   • Landscape
• Night scene
• Flower
• Portrait
• Surf & Snow
• Autumn Color
• Sunset
• Fireworks
• Text
Metering Click for help

• Multi-segment
• Center-weighted average
• Spot metering

Min shutter Click for help 4 sec
Max shutter Click for help 1/4000 sec *
* 1/1000 sec max in Manual or Shutter-priority AE
Aperture priority Click for help

• Wide: F2.8, F3.0, F3.2, F3.5, F4.0, F4.3, F4.5, F5.0, F5.6, F6.0, F6.5, F7.0, F7.9
• Tele: F4.6, F5.0, F5.6, F6.0, F6.5, F7.0, F7.7

Shutter priority Click for help 4, 3, 2.5, 2, 1.6, 1.3, 1, 0.8, 0.6, 0.5, 0.4, 0.3, 1/4, 1/5, 1/6, 1/8, 1/10, 1/13, 1/15, 1/20, 1/25, 1/30, 1/40, 1/50, 1/60, 1/80, 1/100, 1/125, 1/160, 1/200, 1/250, 1/320, 1/400, 1/500, 1/640, 1/800, 1/1000
Noise reduction   Unknown
Exposure compensation Click for help -2 EV to +2 EV in 1/3EV steps
Bracketing Click for help • 3 images
• Exposure, White balance, Sharpness, Saturation, Contrast
• Exposure bracketing: +/-0.3, +/-0.7, +/-1.0, +/-1.3, +/-1.7, +/-2.0
Manual exposure Click for help Yes
White Balance Click for help • Auto
• Daylight
• Shade
• Tungsten
• Fluorescent (W / N / D)
• Manual
Digital filters   • Black & White
• Sepia
• Red
• Pink
• Yellow
• Green
• Blue
• Purple
• Soft
Image parameters   • Sharpness (3 levels)
• Saturation (3 levels)
• Contrast (3 levels)
Drive modes Click for help • Single
• Continuous
• Self-timer
• Remote control
• Interval shooting
• Multiple exposure
Time-lapse mode   • Interval: 10 sec - 99 mins
• Shots: up to 99
• Start: Immediate / delay
Flash   Yes, fixed internal
Flash Range
(unknown ISO)
 

• Wide: 0.4 m - 5.2 m (1.31 ft - 17.1 ft)
• Tele: 0.15 m - 3.2 m (0.50 ft - 10.5 ft)

Flash modes  

• Auto
• Flash off
• Flash on
• Auto with Red-eye reduction
• Flash on with Red-eye reduction

Flash compensation   +/-2 EV in 0.3 EV steps
External flash   No
Tripod mount   Yes, metal
Self-timer   Yes
Remote control   Yes, supplied Infrared
Video out   Yes, selectable NTSC / PAL
Movie clips   • 320 x 240, 15 fps, up to 10 minutes
• Motion JPEG & Wave audio
Storage Click for help Secure Digital / Muti Media Card (SD/MMC)
Storage included   16 MB Secure Digital (SD) card
Viewfinder Click for help • Optical with dioptre adjustment
• Approx. 84% frame coverage
LCD Click for help 1.5" TFT
Histogram display   • Live histogram (LCD monitor preview)
• Record review
• Play mode
Playback zoom   Yes, 8x (27 steps)
Printing compliance   • DPOF
• Print Image Matching II
• EXIF Print (EXIF 2.2)
Connectivity Click for help • DC-IN
• USB 1.1 & A/V out (combined connector)
Battery Click for help Pentax D-LI7 Lithuim-Ion battery (3.7 V, 1800 mAh)
Battery charger Click for help Yes, supplied
Weight (inc. battery)   247 g (8.7 oz)
Dimensions (inc. grip)   100 x 59 x 40 mm (3.9 x 2.3 x 1.6 in)

Click for help Click for glossary entry / help
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