DISPLAY MARKER FOR REFERENCE GAGE FOR RADIOGRAPHIC TEST

摘要

PROBLEM TO BE SOLVED: To provide a display marker for a reference gage for a radiographic test of a marker for names various kinds of reference gages (line pair chart) used for evaluating digitalization in radiographic test film photographing comprising combination of English characters and numeral characters, and formed of a radiation non-transmittable member.;SOLUTION: The reference gage 1 comprises a reference gage main body 2 juxtaposed with a plurality of lines of oblong grooves 5, and the display marker 3 used for displaying a content of the reference gage main body 2 to make data control efficient. The marker comprises an array of English characters and numeral characters, and comprises the radiation non-transmittable member. The display marker 3 is thereby written clearly on a film in the radiographic test.;COPYRIGHT: (C)2004,JPO&NCIPI