Pentax K-x specifications
|Street price|| $550 (US - With 18-55 mm lens)
£560 (UK - With 18-55 mm lens)
|Body build|| Plastic on stainless steel chassis|
|Sensor||• 23.6 x 15.8 mm CMOS sensor
• Primary color filter
• 12.4 million total pixels
• 12.9 million effective pixels
|Shake Reduction|| Sensor-shift system|
|Dust removal|| Supersonic vibration
Dust removal by shaking low pass filter
Dust alert mode to help locate dust
|Image processor|| PRIME II|
|Image sizes (Still)||• [12M] 4288 x 2848 pixels
• [10M] 3936 x 2624 pixels
• [6M] 3072 x 2048 pixels
• [2M] 1728 x 1152 pixels
|Image formats (Still)||• JPEG (Conforms to Exif 2.21), (Best, Better, Good)
• Compressed RAW ( PEF )
• Non-compressed RAW ( DNG )
|Image sizes (Movie)|| 1280 x 720 (720p) at 24 fps
640 x 416 (VGA) at 24 fps
|Image format (Movie)||• Motion JPEG (AVI)|
|Lens mount|| Pentax KAF2 bayonet mount
Pentax KAF3, KAF2, KAF or KA mount lenses
Pentax K mount lenses with restrictions
|Focusing||• 11-point wide autofocus system (SAFOX VIII)*
• TTL Phase matching
• Focus point selectable
|Focus modes||• AF-Auto
• Manual focus
|AF point selection||• Select
• Auto Area AF
|AF assist||Built-in flash|
|Metering||• TTL open-aperture 16-segment metering
• Exposure range: EV 1-21.5（Standard Output Sensitivity 200 50mm F1.4）
|Metering modes||• Multi-segment metering
• Center-weighted metering
• Spot metering
|AE lock||Can be allocated to AF button by Menu|
|AE bracketing||• ±0.5EV to ±1.5EV (1/2 EV steps)
• ±0.3EV to ±1.0EV (1/3 EV steps)
• ±0.7EV to ± 1.0EV (1/3 EV steps)
|Exposure compen.||±3 EV (1/2 EV or 1/3 EV steps)|
||• Auto (selectable range)
• Manual : 200-6400
• Bulb Mode: up to ISO 1600
• Expandable ISO 100 - 12800
• 1EV, 1/2EV or 1/3EV steps
|Shutter||Electronically controlled vertical-run focal plane shutter
30 to 1/6000 sec
Flash X-Sync: 1/180 sec
|Preview function|| Live view with magnify option
Depth-of-field Optical (lens stopped down)
Digital (shot taken without saving, previewed on LCD)
|White balance||• Auto
• Tungsten Light
• Fluorescent Light (W, D, N, L (Light Bulb*))
• Manual setting with WB fine adjustment
|WB shift|| Blue (-7) To Amber (+7)
Magenta (-7) to Green (+7)
|Color space|| sRGB
|Custom image settings||• Bright
|Adjustment for Saturation, Hue, High/Low Key Adjustment, Contrast, Sharpness.
Optional switch to Fine Sharpness and separate Highlight and Shadow contrast adjustment.
||Adjustment for Filter type, Toning, Contrast and Sharpness|
|Viewfinder|| Eye-level penta-mirror
96% frame coverage
Magnification: 0.85x (with 50 mm F1.4 lens at infinity,-1m-1)
Dioptre adjustment: -2.5 to +1.5 dioptre
Natural Bright Matte II focusing screen
|Flash||• Built-in retractable P-TTL pop-up flash
• Guide number: approx. 16* (Standard Output Sensitivity 200/m)
• Angle of view coverage: 28mm wide-angle (35mm equivalent)
• Flash Exposure Compensation: -2 EV - +1EV (1/2EV steps)
• 1/180 sec flash-sync
|External flash||• Hot shoe, sync-speed: 1/180 sec.
• Wireless-sync with PENTAX dedicated flash
|Shooting modes||• Auto Picture mode
• Picture mode
• Scene mode
• Program AE
• Sensitivity-Priority AE
• Shutter-Priority AE
• Aperture-Priority AE
• Metered Manual
|Picture modes||• Portrait
• Night scene portrait
• Standard Flash-Off
|Scene modes||• Night Scene
• Surf & Snow
• Stage Lighting
• Night Snap
|Drive modes||• Single-frame
• Continuous (Hi, Lo)
• Self-timer (12s, 2s)
• Remote control (0s, 3s)
• Auto bracket
|Continuous shooting||• 4.7 fps - 17 JPEG, 5 RAW*
• 2 fps - until card is full or 11 RAW
|LCD monitor||• TFT color LCD monitor
• Brightness adjustable
• Wide angle view
• 2.7 inch
• Approx. 230,000 pixels
|Live view||• TTL by Image sensor
• Enlargement (2X, 4X, 6X in case of AF mode, 2x, 4x, 6x, 8x, 10x in case of MF mode)
• Grid pattern, white/black out warning display, Histogram
• AF: Contrast detection + Face detection / Contrast detection /
Phase difference detection
|Other features|| Multiple exposure (2 to 9 images, with Auto EV adjust)
In-camera RAW conversion
|Playback features||• One Image
• Index (4 or 9 or 16 or 36* thumbnails)
• Enlargement (up to 16X, scroll available)
• Image Rotation
• Folder view
• Bright/Dark area
|Digital filters (Rec mode)||• Toy Camera
• High Contrast
• Star Burst
• Extract Color
• Fish Eye
|Digital filters (Playback)||• B&W
• Color (18 type)
• Soft (three-level amount adjustable)
• Illustration (Pastel/Watercolor)
• HDR (3 type)
• Slim (+/- 8 level amount adjustable)
• Brightness (+/- 8 level amount adjustable)
• Toy Camera
• High Contrast
• Star Burst
• Fish Eye
• Extract Colour
• Base Tweaking
|Custom functions||22 functions|
|Menu languages||• English
• Traditional Chinese
• Simplified Chinese
• USB 2.0 (HI-SPEED)
• Compatible with NTSC and PAL formats
|Storage||• Secure Digital (SD) / Secure Digital HC (SDHC)|
|Power||• Four AA (lithium, alkaline, and rechargeable Ni-MH) batteries
• Optional AC adapter
|Dimensions||122.5mm x 91.5mm x 67.5mm (4.8 x 3.6 x 2.7 in)|
|Weight||• No battery: 515 g (1.1 lb)
• With battery: 580 g (1.3 lb)
- 16 Photographic tests (Noise)
- 17 Photographic tests (DR)
- 18 Photographic tests
- 19 In-camera effects
- 20 Movie Mode
- 21 Compared to
- 22 Compared to (JPEG)
- 23 Compared to (JPEG)
- 24 Compared to (RAW)
- 25 Compared to (RAW)
- 26 Compared to (Higher ISO)
- 27 Compared to (Resolution)
- 28 Compared to (Resolution)
- 29 Conclusion
- 30 Samples
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