Samsung GX-20 Review
Review Date: July 24th 2008
Author: Mark Goldstein
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Specifications
| Image Sensor | Type | 23.4×15.5mm, CMOS |
| Effective Pixels | Approx. 14.6 Mega-pixel | |
| Total Pixels | Approx. 15.1 Mega-pixel | |
| Lens | Mount | PENTAX KAF2 bayonet mount |
| Usable Lens | Schneider D-XENON, D-XENOGON, SAMSUNG lens * PENTAX DSLR lenses are available * KAF2, KAF, KA mount lenses |
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| Viewfinder | Type | Pentaprism, Natural-Bright-Matte II Focusing Screen |
| Field of View | 95% | |
| Magnification | Approx. 0.95X (50mm F1.4 lens•?) | |
| Diopter Adjustment | -2.5 ~ + 1.5m-1 | |
| LCD Monitor | Low-temperature polysilicon TFT color LCD Monitor, 2.7" (Approx. 230K pixels), Brightness & Color control, Wide angle view |
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| Preview | Type | Live View, Optical Preview, Digital Preview |
| Focusing | Type | TTL phase-matching 11-point AF |
| Modes | AF Single, Continuous AF, Manual focus | |
| Shutter | Type | Electronically controlled vertical-run focal plane shutter |
| Speed | Auto?1/4000sec. ~ 30sec. (No step) Manual?1/4000sec. ~ 30sec. (1/3EV or 1/2EV step) Bulb |
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| Exposure Control |
Metering System | TTL open-aperture 16-segment Metering : Multi, Center-weighted, Spot Metering range : EV0 ~ 21 (ISO100·50mm F1.4) |
| Modes | Auto, Program, Shutter Priority AE, Aperture Priority AE, Sensitivity Priority AE, Shutter & Aperture Priority, Manual, Bulb, Flash X-sync, Wireless Mode | |
| Compensation | ±3 EV (1/2EV step) , ±2EV (1/3EV step) | |
| AE Lock | AEL | |
| ISO | Auto, 100, 200, 400, 800, 1600, 3200 (1/3EV or 1/2EV step) 6400 (Expanded) Bulb : Max. 1600 |
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| Flash | Type | Built-in retractable P-TTL pop-up flash |
| Modes | Auto, Fill-in, Auto & Red eye, Fill-in & Red eye, Front curtain synchro, Front curtain synchro & Red eye, Rear curtain synchro | |
| Guide Number | 13 (at ISO 100) | |
| Angle of View Coverage | 28mm wide-angle (Equivalent to 35mm) | |
| Sync. Speed | 1/180sec., Red-eye reduction (Control Range : -2 ~ +1 EV) | |
| Recharging Time | Approx. 3.6 sec. | |
| External Flash | SEF-36PZF, SEF-54PZF (optional) | |
| Synchro | Hot Shoe, X Synchro socket (Sync. Speed : 1/180sec.) High Speed Synchro, Wireless Synchro (External Flash) |
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| White Balance | Modes | Auto, Daylight, Shade, Cloudy, Tungsten, Fluorescent (W, D, N), Flash, Manual, Color Temperature (1, 2, 3) |
| Shooting | Modes | Auto, Program, Sensitivity Priority, Shutter Priority, Aperture Priority, Shutter & Aperture Priority, Manual, Bulb, Flash X-sync., User mode |
| Live View | Field of View : Approx. 97% Magnification(4X, 8X), Grid display, AF Frame |
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| Drive Modes | Single, Continuous (Hi, Standard), Self-timer (12sec., 2sec.), Remote Control Auto Bracket, Expand Bracket, Multi Exposure |
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| Picture Wizard | Standard, Vivid, Portrait, Landscape, Custom 1, Custom 2 * Parameter : ±4 (9-step) |
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| Continuous | JPEG : 3fps (Hi Continuous : up to 38 shots) 2.3fps (Standard Continuous : depends on memory capacity) RAW?3fps (Hi Continuous : up to 16 shots) 2.3fps (Standard Continuous : up to 16 shots) |
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| Shake Reduction | Type | Image Sensor Shift |
| Effective Range | Max. 4EV (depends on lens and shooting conditions) | |
| Dust Reduction | Yes | |
| Self-timer | 2sec., 12sec., Remote control, Remote control 3sec. Remote control Continuous (Compatible with Pentax Remote Control, Optional) | |
| Storage | Media | SD (up to 4GB guaranteed), MMC (up to 2GB guaranteed), SDHC (up to 8GB guaranteed) |
| File Format | RAW (DNG), JPEG (DCF), EXIF 2.21, DPOF 1.1, PictBridge 1.0 | |
| Image Size | 14.6M (4672×3104), 10M : 3872×2592, 6M : 3008×2000, 2M : 1824×1216 (JPEG) 14.6M : 4672×3104 (RAW) |
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| Capacity (512MB) | 14.6M : RAW 21 |
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| Image Play | Type | Single image, Thumbnail, Rotate, Slide Show (4-type Transition Effect), Histogram, Magnification (up to 32X) |
| Editing | Rotate, Digital Filter, Picture Wizard | |
| Digital Filter | B&W (4 types), Sepia (3 types), Color Selection (18 types), Color (6 types), Soft (3 steps), Illustration, HDR (3 steps), Slim (±8 steps), Brightness (±8 steps) | |
| Interface | Digital Output : USB 2.0 (HI-SPEED) | |
| Video Output : NTSC, PAL (user selectable) | ||
| DC Power Input Connector : DC 8.3V, 2A (100 ~ 240V) | ||
| External Release Socket | ||
| X Synchro Socket for External Flash | ||
| Power Source | Dedicated battery | Lithium ion battery : SLB-1674, Charger : SBC-L6 |
| Battery life | Approx. 500 min./1,000 shots (without flash on), Approx. 430 min./860 shots (with flash 50% on), Approx. 400 min./800shots (with flash 100% on) | |
| Dimensions (WxHxD) | 142mm×101mm×71.5mm (excluding the projecting parts of the camera) | |
| Weight | 727g (Body only) , 806g (Memory card & Battery included) | |
| Operating Temperature | 0 ~ 40 °C | |
| Operating Humidity | 5 ~ 85% | |
| Software | Camera Driver | Storage Driver (Windows 2000/ME/XP/VISTA, Mac OS 10.2 or later) |
| Application | Samsung Master, Samsung RAW Converter 2.0, Adobe Reader | |
| For Windows | PC with processor better than Pentium III 450MHz (Pentium 800MHz recommended) Windows 2000/ME/XP/Vista Minimum 256MB RAM (512MB recommended) 250MB of available hard disk space (1GB recommended) USB port CD-ROM drive 1024x768 pixels, 16-bit color display compatible monitor (24-bit color display recommended) * Samsung Raw Converter 2.0 Pentium 4 or later is recommended Windows XP service pack 2/Vista 32bit (64-bit OS is unsupported) Minimum 1GB RAM 1024x768 pixels, 24-bit color display compatible monitor |
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| For Machintosh | Power Mac G4 or later Mac OS 10.2 or later Minimum 256MB RAM 250MB of available hard-disk space USB port CD-ROM drive |
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