film badge

American  

noun

1. a badgelike device that, when processed, indicates whether a dose of radiation has been received: worn by workers subject to radiation exposure.

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Etymology

Origin of film badge

First recorded in 1940–45

Example Sentences

"The crew wore two testing devices. One was a film badge… literally made of photographic film which was worn on our belts. The other was a dosimeter which was like a ballpoint pen which we wore in our shirt pockets and would record any radiation."

From BBC

Film badge readings for this three-day period indicate that the two individuals who operated mechanical shovels received 3.4 and 4.3 roentgens, while the two who supervised and monitored the excavation received exposures of 4.2 and 4.7 roentgens.

From Project Gutenberg

The Site Monitoring Group was responsible for equipping personnel with protective clothing and instruments to measure radiation exposure, monitoring and recording personnel exposure according to film badge readings and time spent in the test area, and providing for personnel decontamination.

From Project Gutenberg

Chapter 3 discusses the radiological safety criteria and procedures in effect for Project TRINITY, and chapter 4 presents the results of the radiation monitoring program, including information on film badge readings for participants in the project.

From Project Gutenberg

Film badge records show that approximately 355 people were at the test site at some time during 16 July.

From Project Gutenberg