Pentax K20D Review
Review Date: April 28th 2008
Author: Mark Goldstein
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Specifications
| TYPE | |
| Camera Type | Digital Single Lens Reflex |
| SENSOR | |
| Effective Pixels | approx.14.6 megapixels |
| Total Pixels | approx.15.07 megapixels |
| Type | 23.4x15.6mm CMOS with a primary colour filter |
| Sensitivity | Auto, Manual : ISO100 - 3200(1EV steps or 1/2EV steps) can be expand to ISO6400,Bulb mode:up to ISO1600 |
| Colour Depth | 8 bit (JPEG) or 12 bit (RAW) |
| IMAGE SIZE | |
| Still | JPEG: [14.6M] 4672 x3120 pixels, [10M] 3872 x 2592 pixels, [2M] 1824 x 1216 pixels RAW: [14.6M] 4688 x 3120 pixels |
| FILE FORMAT | |
| Still | RAW(Original Pentax PEF and DNG), JPEG (Conforms to Exif 2.21), Conforms to DCF (Design rule of Camera File system)2.0 |
| Quality Level | Compressed: JPEG - Baseline (****: Premium ,***: Best , **: Better, *: Good) , RAW+JPEG : avaiable Compressed: RAW (PEF) Non-compressed: RAW (DNG) |
| STORAGE MEDIA | |
| External | SD , SDHC memory card |
| LENS | |
| Mount | PENTAX KAF2 bayonet mount |
| Usable lenses | PENTAX KAF2-, KAF-, and KA-mount lenses. |
| FOCUSING SYSTEM | |
| Type | TTL Phase-matching 11-point wide autofocus system (SAFOX VIII) |
| Area | Auto, Select, Centre |
| Mode | AF-single (with focus lock), AF-continuous, Manual |
| AF assist | avaiablewith Built-in Flash |
| EXPOSURE SYSTEM | |
| Metering | TTL open-aperture 16-segment metering (coupled with lens and AF information) |
| Metering Area | Multi-segment metering, Center-weighted metering, Spot metering |
| Metering Range | EV 0 - 21 (at Standard Output Sensitivity 100 with 50mm F1.4 lens) |
| Exposure Modes | (1) Green, (2) Program AE, (3) Sensitivity-Priority AE, (4) Shutter-Priority AE, (5) Aperture-Priority AE, (6) Shutter and Aperture Priority AE, (7) Metered Manual, (8) X speed, (9) Bulb |
| Auto Bracketing | 3 or 5 frames within range of �0.5EV, �1.0EV, �1.5EV, �2.0EV (0.5EV steps) or �0.3EV, �0.7EV, �1.0EV, �1.3EV, �1.7EV, �2.0EV (0.3EV steps) |
| Compensation | �3 EV (0.5EV steps) , �2 EV (0.3EV steps) |
| Auto Exposure Lock | available |
| SHUTTER | |
| Type | Electronically controlled vertical-run focal plane shutter |
| Speed | 1/4000 - 30 sec. and bulb |
| FLASH | |
| Type | Built-in retractable P-TTL pop-up flash |
| Guide Number | approx. 13 (Standard Output Sensitivity 100/m) |
| Angle of View Coverage | 28mm wide-angle (equivalent to 35mm) |
| Exposure Compensation | available |
| Synchronization | Hot shoe, X-sync socket, sync-speed: 1/180 sec., P-TTL, high-speed-sync, wireless-sync with PENTAX dedicated flash |
| DRIVE MODE | |
| Modes | Single-frame , Continuous Hi [approx. 3fps, until: 38 frames JPEG, 14 frames RAW (PEF), 16 frames RAW (DNG)], Continuous Lo [approx. 2.3fps ,until: the memory card becomes full JPEG, 14 frames RAW (PEF), 16 frames RAW (DNG)], Burst [approx. 21fps,115frames (1.6M*** JPEG)], Self-timer (12s, 2s), Remote control (0s, 3s), Remote control continuous, auto bracket, extended bracket and Multi-exposure |
| WHITE BALANCE | |
| Modes | Auto, Daylight, Shade, Cloudy,Tungsten Light, Fluorescent Light (W, D, N), Flash, Manual setting, with WB fine adjustment |
| SCREEN | |
| LCD | 2.7 inch, TFT colour LCD monitor, brightness and colour adjustable(Approx. 230,000 dots), |
| PLAYBACK | |
| View | One Image, Two Images, Index (4 or 9 or 16 thumb nails), Enlargement (up to 32X, scroll available), Image Rotation, Folder view, Slideshow, Histogram, Bright/Dark area |
| Digital Filter | B&W(4 type), Sepia(3 type), Color (18 type), Color extract (6 type), Soft (three-level amount adjustable), Illustration, HDR (3 type), Slim (+/- 8 level amount adjustable), Brightness (+/- 8 level amount adjustable) |
| INTERFACE | |
| PC | USB2.0 (HI-SPEED)/Video , DC input , Cable switch, X-sync socket |
| POWER | |
| Source | Rechargeable D-LI50 lithium-ion battery Optional AC adapter also available. |
| Performance | approx. 530* (50% use Flash) * Recording capacity shows approximate number of shots recorded during CIPA-compliant testing. Actual performance may vary depending on operating conditions. |
| DIMENSIONS | |
| Height | 101mm |
| Width | 141.5mm |
| Depth | 70mm |
| Weight | 715g without battery and card |
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