Ricoh GXR A12 28mm Review

4.0
December 17, 2010 | Mark Goldstein |
  1. Ease
    of Use
  2. Image
    Quality
  3. Sample
    Images
  4. Product
    Images
  5. Product
    Specs
  6. Rating &
    Conclusion
  7. Main
    Rivals
  8. Review
    Roundup
  9. Product
    Videos
  10. Comments
    (9)
Ricoh GXR A12 28mm Review Image Ricoh GXR A12 28mm Review Image

Specifications

Effective pixels Approximately 12.30 million
Image sensor 23.6×15.7mm CMOS sensor (total pixels: 12.90 million pixels)
Lens Focal length 18.3mm (35 mm camera equivalent: 28 mm)
Aperture
(f-number)		 f/2.5 – f/22 (ND filter used with apertures for exposure control when f/22 is displayed in auto shooting mode)
Focus range Approx. 20 cm - infinity (from the front of the lens)
Construction 9 elements in 6 groups (2 aspherical lens elements with 2 surfaces)
Filter diameter 40.5mm
Zoom Digital zoom 4.0x (3.6x for movies)
Auto resize zoom Approx. 5.9x (???)
Focus Modes Contrast AF-based multi and spot AF; MF; Snap; infinity (focus lock and AF-assist)
Shutter speed Photographs 180 - 1/3200s (upper and lower limits vary according to shooting and flash mode)
Movies 1/30 – 1/2000 s
Exposure control Metering TTL-CCD metering in multi (256-segment), center-weighted, and spot metering (TTL metering with auto exposure lock)
Mode Program AE, aperture priority AE, manual exposure, shutter priority AE, move target function
Exposure compensation Manual (+4.0 to -4.0 EV in increments 1/3 EV or 1/2 EV), auto bracketing (-2 EV to +2 EV in increments 1/3 EV or 1/2 EV)
ISO sensitivity (Standard Output Sensitivity) AUTO, AUTO-HI, ISO200, ISO400, ISO800, ISO1600, ISO3200
White balance Auto / Multi-P AUTO / Outdoors / Cloudy / Incandescent Lamp 1 / Incandescent Lamp 2 / Fluorescent Lamp / Manual Settings / Detail; white balance Bracketing
Flash Range (built-in flash):: Approx. 20 cm – 3.0 m (ISO auto) (from front of lens)
Shooting mode Auto / program shift / aperture priority / shutter priority / manual /scene (movie, portrait, sports, landscape, nightscape, skew correction) / "My Settings"
Continuous mode Number of pictures shot in Continuous (Picture Size: RAW) Noise Reduction on weak or off: 4 pictures
Noise Reduction on strong, or MAX: 3 pictures
Number of pictures shot in M-Cont Plus (1 set) HI (1280 × 856): 30 pictures (24 frames/sec.)
LO (4288 × 2848): 15 pictures (3 frames/sec.)
Picture quality*1 FINE, NORMAL, RAW (DNG) *2
Image size (pixels) Photographs 16:9 4288×2416, 3456×1944
4:3 3776×2832, 3072×2304, 2592×1944, 2048×1536, 1280×960, 640×480
3:2 4288×2848, 3456×2304
1:1 2848×2848, 2304×2304
Movies ?24 frames/second? 1280×720, 640×480, 320×240
File size (approx.) RAW 16:9 NORMAL: 17,800 KB/frame,
FINE: 19,515 KB/frame,
VGA: 15,587 KB/frame
4:3 NORMAL: 18,387 KB/frame,
FINE: 20,157 KB/frame,
VGA: 16,124 KB/frame
3:2 NORMAL: 20,946 KB/frame,
FINE: 22,967 KB/frame,
VGA: 18,337 KB/frame
1:1 NORMAL: 13,991 KB/frame,
FINE: 15,333 KB/frame,
VGA: 12,273 KB/frame
L 16:9 NORMAL: 2,222 KB/frame,
FINE: 3,816 KB/frame
4:3 NORMAL: 2,315 KB/frame,
FINE: 3,960 KB/frame
3:2 NORMAL: 2,615 KB/frame,
FINE: 4,493 KB/frame
1:1 NORMAL: 1,761 KB/frame,
FINE: 3,009 KB/frame
M 16:9 NORMAL: 1,475 KB/frame,
FINE: 2,509 KB/frame
4:3 NORMAL: 1,574 KB/frame,
FINE: 2,662 KB/frame
3:2 NORMAL: 1,744 KB/frame,
FINE: 2,968 KB/frame
1:1 NORMAL: 1,186 KB/frame,
FINE: 2,003 KB/frame
5M 4:3 FINE: 2,287 KB/frame
3M 4:3 FINE: 1,474 KB/frame
1M 4:3 FINE: 812 KB/frame
VGA 4:3 FINE: 197 KB/frame
Battery life Based on CIPA standard DB-90 : approx. 320 shots CIPA*3
Dimensions
(W × H × D)		 Camera unit only:68.7 mm × 57.9 mm × 50.4 mm(according to CIPA guidelines)
When mounted on the GXR body:113.9 mm × 70.2 mm × 55.6 mm (according to CIPA guidelines)
Weight (approx.) Camera unit only: Approx. 210g
When mounted on camera body: Approx. 410g (battery and SD memory card included)
Operating temperature 0 °C to 40 °C
Operating humidity 90% or less
Storage temperature: –20 °C to 60 °C
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  1. Ease of Use
  2. Image Quality
  3. Sample Images
  1. Product Images
  2. Product Specs
  3. Rating & Conclusion
  1. Main Rivals
  2. Review Roundup
  3. Product Videos
  4. Comments (9)

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hd video, hd, 3 inch LCD, 720p, 12 megapixel, manual, RAW, 28mm, APS-C, ricoh, gxr, 4fps, a12, Ricoh GXR A12 Review

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