100+ Film distance PowerPoint (PPT) Presentations, Film distance PPTs

Film distance - PowerPoint PPT Presentation

Geometric Factors

Focal Spot. A. B. b. a. h. H. Object. c. Film. C. Object. Film. Geometric Factors. a b c h ---- = --- = --- = --- A B C H. Magnification Defined. Focal Spot. size of image -------------------- size of object. Object. Film (image).

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956 views • 65 slides

Element of Image Sharpness

Element of Image Sharpness. Recorded detail is the sharpness of the lines of the image. Distortion is the misrepresantation of of the true size or shape of the image compared to the object. What impacts the recorded detail?. Focal spot size

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392 views • 30 slides

Paralleling Radiographic Exposures : The Preferred Method

Paralleling Radiographic Exposures : The Preferred Method. XCP. Key Terms to Know. Parallel Intersecting Perpendicular Right angle Long axis of the tooth Central ray. Basic Rules of Paralleling- Know. Film placement Film position Vertical angulation Horizontal angulation

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630 views • 27 slides

Technical Artifacts and Errors

Technical Artifacts and Errors. Chapter 11. Artifacts. Anything that decreases the quality of the radiograph resulting in difficult evaluation and interpretation. Problems with artifacts: Increases unnecessary re-takes May cause misdiagnosis. Consistent Artifacts.

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453 views • 19 slides

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'Film distance' presentation slideshows

Film distance - PowerPoint PPT Presentation

Geometric Factors

Element of Image Sharpness

Paralleling Radiographic Exposures : The Preferred Method

Technical Artifacts and Errors