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

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

The Site Monitoring Group compiled the film badge records for both onsite and offsite personnel.

From Project Gutenberg

The guards' film badge readings showed an average daily exposure of 0.02 roentgens.

From Project Gutenberg

During TRINITY, the film badge was the primary device used to measure the radiation dose received by individual participants.

From Project Gutenberg