X-ray imaging using a consumer   grade digital SLR camera    Nicola Winch and Andy Edgar
Outline•   X-ray imaging•   Storage phosphors•   New readout technique•   Performance factors•   Images•   Conclusions and...
X-ray imaginghttp://australianaviation.com.au
Imaging plates versus film                     Exposure                                Film   Storage phosphorStorage    F...
Storage phosphor imaging plates             Eu2+                    www.agfa.com
Readout – new method        Megapixels                            Year                     http://www.stupidcomplex.me/arc...
Imaging set upLED
Colour discrimination  BaFBr  CsBr
Sensitivity – X-ray dose                          BaFBr                          CsBrAverage pixel value                  ...
Spatial Resolution                                  Optical - photographic                                  BaFBr – imagin...
Tarakihi 300 mm
Water pump   140 mm
Wristwatch30 mm
Integrated Circuits    9 mm    10 mm
Advantages•   Low Cost•   Portable•   X-ray and real images•   Reusable plates•   Easily upgradable
Conclusions and Future Work•   Digital camera can be used for x-ray imaging•   Resolution is comparable to laser scanning•...
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13.45 o15 n winch

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Research 15: N Winch

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13.45 o15 n winch

  1. 1. X-ray imaging using a consumer grade digital SLR camera Nicola Winch and Andy Edgar
  2. 2. Outline• X-ray imaging• Storage phosphors• New readout technique• Performance factors• Images• Conclusions and future work
  3. 3. X-ray imaginghttp://australianaviation.com.au
  4. 4. Imaging plates versus film Exposure Film Storage phosphorStorage Filmphosphor
  5. 5. Storage phosphor imaging plates Eu2+ www.agfa.com
  6. 6. Readout – new method Megapixels Year http://www.stupidcomplex.me/archives/106
  7. 7. Imaging set upLED
  8. 8. Colour discrimination BaFBr CsBr
  9. 9. Sensitivity – X-ray dose BaFBr CsBrAverage pixel value Dental Chest
  10. 10. Spatial Resolution Optical - photographic BaFBr – imaging plate CsBr – imaging plateModulation transfer function
  11. 11. Tarakihi 300 mm
  12. 12. Water pump 140 mm
  13. 13. Wristwatch30 mm
  14. 14. Integrated Circuits 9 mm 10 mm
  15. 15. Advantages• Low Cost• Portable• X-ray and real images• Reusable plates• Easily upgradable
  16. 16. Conclusions and Future Work• Digital camera can be used for x-ray imaging• Resolution is comparable to laser scanning• Portable imaging possible• Low sensitivity• Field testing More info: Nuclear Instruments and Methods A, 654 (2011) 308-313

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