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collimator |
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collimator [′käl·ə‚mād·ər] (optics) An instrument which produces parallel rays of light. (physics) A device for confining the elements of a beam within an assigned solid angle. How to thank TFD for its existence? Tell a friend about us, add a link to this page, add the site to iGoogle, or visit webmaster's page for free fun content. |
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The small angle scattering effect from this material was studied to obtain initial data for the design of precise collimators. The idea of using such glass-fiber lenses or collimators to guide X-rays and neutrons originated with Muradin A. Inveon features advanced multi-pinhole SPECT collimators for improved sensitivity and spatial resolution; groundbreaking new PET and SPECT acquisition and processing technology; and a unique PET transmission method for faster and more accurate attenuation correction. |
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