SD1 Merrill Digital SLR Camera Refurbished

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  • World's first full color image sensor: Foveon X3 46 Megapixel image sensor
  • Splash proof design prevents dust and water from getting inside the camera body
  • No blur filter behind lens
  • True II Image processing engine
  • Monochrome like B&W tonality with fine details preserved
  • Removable IR filter for additional B&W effects
  • A lightweight yet solid magnesium alloy body designed to withstand rough use and shocks in harsh conditions.


FormatInterchangeable lens SLR Camera
Storage MediaCompact Flash (Type I, UDMA compatible)
Image Sensor Size23.5mm x 15.7mm
Lens MountSIGMA SA bayonet mount
Compatible LensesSIGMA SA mount interchangeable lenses
Angle of ViewEquivalent to approx 1.5x the focal length of the lens (for 35mm cameras)
Image SensorFoveon X3® direct image sensor (CMOS)
Number of PixelsTotal Pixels 48 MP (4,800x3,200x3 layers)
Aspect Ratio3 : 2
Still Image FormatExif 2.3, DCF2.0
Image Recording FormatLossless compression RAW data (12-bit, High, Medium, Low), JPEG (High, Medium, Low)
Capture File Size
RAWHighApprox 45 MB (4704x3136x3)
 MediumApprox 24 MB (3264x2176x3)
 LowApprox 12 MB (2336x1568x3)
JPEGHighFine: Approx 10 MB (4704x3136)
Normal: Approx 5.6 MB (4704x3136)
Basic: Approx 4.3 MB (4704s3136)
 MediumFine: Approx 5 MB (3264x2176)
Normal: Approx 2.7 MB (3264x2176)
Basic: Approx 2 MB (3264x2176)
 LowFine: Approx 2.5 MB (2336x1568)
Normal: Approx 1.4 MB (2336x1568)
Basic: Approx 1 MB (2336x1568)
Continuous shooting speedHigh: 5 frames/sec, Medium: 6 frames/sec, Low: 6 frames/sec
Continuous BufferHigh: Max 7 frames, Medium: Max 14 frames, Low: Max 14 frames
InterfaceUSB (USB2.0), Video Out (NTSC/PAL)
White Balance8 types (Auto, Sunlight, Shade, Overcast, Incandescent, Fluorescent, Flash and Custom)
Color Mode7 types (Standard, Vivid, Neutral, Portrait, Landscape, B&W, Sepia)
ViewfinderPentaprism SLR viewfinder
Viewfinder Frame Coverage98% vertical, 98% horizontal
Viewfinder Magnification0.95 x (50mm F1.4-infinity)
Eye point18mm
Diopter Adjustment Range-3dpt to + 1.5dpt
Auto Focus TypeTTL phase difference detection system
AF Operating RangeEV 0 to +18 (ISO100)
Focus ModeSingle AF, Continuous AF (with AF motion prediction function), Manual
AF Point SelectionAutomatic Selection, Manual Selection
Metering Systems77 segment Evaluative Metering, Spot Metering, Center Metering, Center-Weighted Average Metering
Metering RangeEV 1 to 20 (50mm F1.4 ISO100)
Exposure Control System(P) Program AE (Program Shift is possible), (S) Shutter Speed Priority AE, (A) Aperture Priority AE, (M) Manual
ISO SensitivityISO 100, 200, 400, 800, 1600, 3200, 6400
Exposure Compensation±3EV (in 1/3 steps)
Auto BracketingThree or Five frames (in 1/3 steps, Appropriate Exposure- Under Exposure- Over Exposure)
Shutter TypeElectronically controlled focal plane shutter
Shutter Speed1/8000 – 30 sec. + bulb (up to 30 sec., with Extended Mode: 2min.)
External Flash SynchronizationHot shoe (contact X synchronization at 1/180 sec. or less, with dedicated flash linking contact)
Built-in flashManual Pop up Built-in Flash, GN11  (17mm lens angle covered)
LCD MonitorType: TFT color 3.0” LCD monitor, LCD pixels approx.: 460,000
Reviewing ImagesSingle frame display, Multi display [9 frames], Zoom, Slide Show
LCD Monitor LanguageJapanese, English, German, French, Spanish, Italian, Chinese (Simplified), Korean, Russian
Power SourceLi-ion Battery Pack BP-21, Battery Charger BC-21, AC adapter SAC-4(optional)
Dimensions145.5mm/5.7"(W) X113.5mm/4.4"(H) X 80.0mm/3.1"(D)
Weight700g/24.7oz (without batteries and card)
SD15 AccessoriesLi-Ion Battery Pack BP-21, Battery charge BC-21, USB Cable, Video Cable, Neck Strap, Eye Cap, Body Cap, Eyepiece Cap, SIGMA Photo Pro Disc, SD1 Instruction Manual
* Product external appearance, specification, etc. may change without notice to allow for improvements.
Geometrical MTF Chart
Lens Construction
Diffraction MTF Chart
Diffraction MTF Chart


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