Anti-scatter grid

An anti-scatter grid is a device for limiting the amount of radiation scatter created in a radiographic exposure reaching the detector. The grid is constructed of a series of alternating parallel strips of lead and a radiolucent substance such as a plastic. The grid is placed between the patient and the detector during the exposure. Primary beam r...
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anti-scatter grid

a device consisting of alternating strips of radiolucent and radio-opaque materials that allow primary radiation (useful beam) to pass and absorb some oblique secondary radiation
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