13.45 o15 n winch
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13.45 o15 n winch

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Research 15: N Winch

Research 15: N Winch

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13.45 o15 n winch 13.45 o15 n winch Presentation Transcript

  • 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 future work
  • X-ray imaginghttp://australianaviation.com.au View slide
  • Imaging plates versus film Exposure Film Storage phosphorStorage Filmphosphor View slide
  • Storage phosphor imaging plates Eu2+ www.agfa.com
  • Readout – new method Megapixels Year http://www.stupidcomplex.me/archives/106
  • Imaging set upLED
  • Colour discrimination BaFBr CsBr
  • Sensitivity – X-ray dose BaFBr CsBrAverage pixel value Dental Chest
  • Spatial Resolution Optical - photographic BaFBr – imaging plate CsBr – imaging plateModulation transfer function
  • 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• Portable imaging possible• Low sensitivity• Field testing More info: Nuclear Instruments and Methods A, 654 (2011) 308-313