1 Scope
This document specifies the performance and testing of dose area product meters intended to measure dose area product and/or dose area product rate to which the patient is exposed during medical radiological examinations.
This document is applicable to the following types of dose area product meters:
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a) field-class dose area product meters normally used for the measurement of dose area products during medical radiological examinations;
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b) reference-class dose area product meters normally used for the calibration of field-class dosimeters.
NOTE reference-class dose area product meters can be used as field-class dose area product meters.
The object of this document is
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1) to establish requirements for a satisfactory level of performance for dose area product meters, and
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2) to standardize the methods for the determination of compliance with this level of performance.
Two levels of performance are specified:
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— a lower level of performance applying to field-class dose area product meters;
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— a higher level of performance applying to reference-class dose area product meters.