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3 film badges

circa 1960

Film badge radiation dosemeters

1980

Blue film badge made by Ever Ready Tool and Plastic Co.

1986

Replica of a Russ film badge for x-ray workers

1981

Film badge radiation dosemeters

1980

Blue film badge made by Ever Ready Tool and Plastic Co.

1986
Four thermoluminescent dosemeters for fingertips, unsigned, British 1980

Four thermoluminescent fingertip dosemeters

1980
Three exposed film samples for radiation dose monitors used to measure the radiation doses of people working with radioactive materials

Film badge radiation dosemeters

1980
One of three film badge radiation dose monitors used to measure the radiation doses of people working with radioactive materials. The exposure is calculated by measuring the darkening of the film inside the monitor after it is developed.

Film badge radiation dosemeters

1980