With comprehensive coverage of both digital radiography and conventional film-screen radiography, RADIOGRAPHIC IMAGING AND EXPOSURE, 4th Edition helps you master the fundamental principles of imaging, produce clear images, and reduce the number of repeat radiographs. This practical text also includes Important Relationship, Mathematical Application, and Patient Protection Alert features throughout to provide helpful information every step of the way. New To This Edition: NEW! Updated information reflects the latest advances in digital imaging, fluoroscopy, and the X-ray beam with added x-ray emission graphs. NEW! Image receptor and image acquisition coverage describes the construction of image receptors and how the latent (invisible) image is captured, and addresses the advantages and limitations of digital vs. conventional imaging processes. NEW! Image Evaluation chapter allows you to practice applying what you’ve learned about image quality and exposure technique factors.