Digital Detectors

1
Digital Detectors

• Cassette based Image Storage Phosphor (CR)
• Image Intensifier
• Scanned Projection
• Direct Digitizing (Full Field)
• CCD Camera
• Selenium Flat Panel (Direct Digital
  Radiography)
• Phosphor Flat Panel (Indirect Digital
  Radiography)
• Future Technology

2
Digital Detectors

• Cassette based Image Storage Phosphor (CR)
• Image Intensifier - discussed in Digital Fluoro
• Scanned Projection
• Direct Digitizing (Full Field)
• CCD Camera
• Selenium Flat Panel (Direct Digital
  Radiography)
• Phosphor Flat Panel (Indirect Digital
  Radiography)
• Future Technology

3
Digital Detectors

• Cassette-Based Image Storage Phosphor (CR)
• Image Intensifier
• Scanned Projection
• Direct Digitizing (Full Field)
• CCD Camera
• Selenium Flat Panel (Direct Digital
  Radiography)
• Phosphor Flat Panel (Indirect Digital
  Radiography)
• Future Technology

4
Slot Scanning DR
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Digital Detectors

• Cassette-Based Image Storage Phosphor (CR)
• Image Intensifier
• Scanned Projection
• Direct Digitizing (Full Field)
• CCD Camera
• Selenium Flat Panel (Direct Digital
  Radiography)
• Phosphor Flat Panel (Indirect Digital
  Radiography)
• Future Technology

6
CCD Cameras
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Light Collection with Camera
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Large Area CCD Detectors Tiling
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Digital Detectors

• Cassette-Based Image Storage Phosphor (CR)
• Image Intensifier
• Scanned Projection
• Direct Digitizing (Full Field)
• CCD Camera
• Selenium Flat Panel (Direct Digital Radiog)
• Phosphor Flat Panel (Indirect Digital
  Radiography)
• Future Technology

10
Photoconductors
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• Amorphous
• Selenium
• Plate
• Charging
• Selenium
• Plate
• (Corotron)

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Charged Selenium Plate
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Charged Selenium Plate
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Selenium PlateDeveloping
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Absorption Efficiency Se vs F/S
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Electrostatic Selenium Scan
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Drum-Based Selenium System
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Pixel Array in DR
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DirectRay (Amorphous Selenium)
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Digital Detectors

• Cassette-Based Image Storage Phosphor (CR)
• Image Intensifier
• Scanned Projection
• Direct Digitizing (Full Field)
• CCD Camera
• Selenium Flat Panel (Direct Digital
  Radiography)
• Phosphor Flat Panel (Indirect Digital Radiog)
• Conventional Screen Phosphors (GdOS)
• Cesium Iodide Needle Phosphors
• Future Technology

22
Indirect DR
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Digital Detectors

• Cassette-Based Image Storage Phosphor (CR)
• Image Intensifier
• Scanned Projection
• Direct Digitizing (Full Field)
• CCD Camera
• Selenium Flat Panel (Direct Digital
  Radiography)
• Phosphor Flat Panel (Indirect Digital
  Radiography)
• Future Technology

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