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first-generation scanner |
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first-generation scanner,
an early type of computed tomography device that used a finely collimated (pencil) x-ray beam and a single detector moving in a translate-rotate mode. It required 180 translations, each separated by a 1-degree rotation, and up to 5 minutes for one scan. Want to thank TFD for its existence? Tell a friend about us, add a link to this page, add the site to iGoogle, or visit the webmaster's page for free fun content. |
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