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Milliroentgen (mR) to Roentgen (R)
Convert measurements between Milliroentgen (mR) and Roentgen (R).
Common conversions
100mR = 0.1 R
500mR = 0.5 R
1000mR = 1 R
2400mR = 2.4 R
3200mR = 3.2 R
5500mR = 5.5 R
Conversion information
1 Milliroentgen (mR) = 0.001 Roentgen (R)
Milliroentgen is one thousandth of a roentgen
Traditional exposure unit in air, 1 R = 2.58×10⁻⁴ C/kg
Frequently Asked Questions
What is a milliroentgen?
It is one thousandth of a roentgen, used for measuring low exposures.
What is mR used for?
It is used in dosimeters and low-level environmental radiation measurements.
What is a roentgen?
It is a traditional unit of radiation exposure, equal to 2.58×10⁻⁴ C/kg.
Is the roentgen still used?
Although historical, it is still found in literature and older equipment.