Ricoh PX Review

4.0
July 28, 2011 | Mark Goldstein |

Specifications

No. of effective pixels (camera) Approx. 16.00 million
Image Sensor 1/2.3? CCD (approx. 16.40 total million pixels)
Lens Focal length 5–25 mm (35 mm format equivalent: 28–140 mm)
F-aperture F3.9 (wide-angle) to F5.4 (telephoto)
Shooting
Distance
Approx. 3 cm – ∞ (wide-angle), 50 cm – ∞ (telephoto) or 3 cm – ∞ ("Loupe")
(from the front of the lens)
Lens Construction 13 elements in 10 groups
Zoom Optical 5x (35 mm format equivalent: 28–140 mm)
Super resolution (SR) 2x, for a combined zoom of 10x (35 mm format equivalent: 280 mm)
Digital 4.8x, for a combined zoom of 48x (35 mm format equivalent: 1344 mm)
Auto Resize*1 7.2x, for a combined zoom of 36x (35 mm format equivalent: 1000 mm)
Focus Modes Multi AF, spot AF, face-priority multi AF, subject tracking AF (contrast-detect AF / with AF auxiliary light)
Blur Reduction Image sensor shift image stabilization
Shutter Speed *2 Photographs 8, 4, 2, and 1–1/2000 s
Movies 1/30–1/2000 s
Continuous mode Frame rate *3 Approximately 1 fps
Exposure Control Metering Multi (256 segments)/center-weighted/spot
Mode Program AE
Exposure
Compensation
Manual exposure compensation (–2.0 to +2.0 EV in increments of 1/3 EV)
Exposure Range
(auto mode, center-weighted metering)
3.2-17.7EV(wide angle), 4.1-19.4EV(telephoto), (Exposure range for auto ISO calculated using values for ISO 100.)
ISO sensitivity (Standard Output Sensitivity) Auto, ISO 100, ISO 200, ISO 400, ISO 800, ISO 1600, ISO 3200
Noise reduction AUTO
White Balance Auto, multi-pattern auto, outdoors, cloudy, incandescent 1, incandescent 2, fluorescent, manual
Flash Mode Auto, on, off (red-eye reduction option available in camera menus)
Range Approx. 20 cm – 3.5 m (wide-angle) or 50 cm – 3.0 m (telephoto), measured using auto ISO with a maximum of ISO 1600, measured from the front of the lens)
Picture display 2.7? transmissive LCD monitor with approx. 230,000 dots
Shooting Mode*4 Normal, movie, premium shot (P, portrait, night portrait, hand-held night scene, party, cooking, sweets, loupe, landscape, beach, snow, sports, fireworks, auction, skew correction, pets, miniaturize, toy camera, high contrast B&W, soft focus, cross processing, black & white, sepia)
Image size (pixels) Photographs 4608 x 3456, 4608 x 3072, 3456 x 3456, 4608 x 2592, 3648 x 2736, 2592 x 1944, 2304 x 1728, 1280 x 960, 640 x 480
Movies*5 1280 x 720, 640 x 480
Storage media SD and SDHC memory cards (up to 32 GB), internal memory (approx. 40 MB); Eye-Fi cards (X2 series) supported
File Format Photographs JPEG (Exif version 2.3) *6
Movies AVI (Open DML Motion JPEG compliant)
Compression JPEG baseline compliant
Other notable shooting options Continuous mode; self-timer with shutter release delay of approximately 10 or 2 seconds and group portrait auto release; framing grid
Other notable playback options Multi-frame playback, favorites, privacy settings, resize, skew correction, image cropping, slide shows, DPOF print selection
Interface USB 2.0 (High-Speed) mini-B connector, Mass Storage compatible *7, AV output 1.0 Vp-p (75 Ω), HDMI micro output terminal (type D)
Video Signal Format NTSC, PAL
Power source One DB-100 rechargeable battery; AC-U1 USB power adapter
Battery life *8 Approximately 300 shots with DB-100 (Off selected for Sleep Mode) *9
Dimensions (W x H x D) 100 mm x 55 mm x 21.3 mm
Weight Approx. 156 g (includes memory card and supplied battery)
Approx. 136 g (camera only)
Water and dust resistance Class 8 JIS/IEC water resistance, class 6 JIS/IEC dust resistance (IP68); can be used underwater to a depth of 3 m for up to 60 minutes at a time
Operating temperature 0 °C to 40 °C

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