Ultrasonics. Pulse-echo scanners - Techniques for calibrating spatial measurement systems and measurement of system point-spread function response1 Scope This International Standard describes methods of calibrating the spatial measurement facilities and point spread function of ultrasonic imaging equipment in the ultrasonic frequency range 0,5 MHz to 15 MHz. This standard is relevant for ultrasonic scanners based on the pulse echo principle of the types listed below: mechanical sector scanners; electronic phased array sector scanners; electronic linear array scanners; electronic curved array

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