Convert Microsieverts to Millisieverts

Convert Microsieverts (µSv) to Millisieverts (mSv) instantly and accurately.

Microsieverts (µSv)
Millisieverts (mSv)

Conversion Formula

mSv = µSv × 0.001

About Microsieverts

The microsievert (µSv) equals 10⁻⁶ Sv. Standard unit for individual low-dose exposures: chest X-ray ~20 µSv effective dose; transatlantic flight ~80 µSv; dental panoramic X-ray ~10-25 µSv. Personal electronic dosimeters in medical and industrial workplaces accumulate and display dose in µSv. 1 µSv = 10⁻⁶ Sv.

About Millisieverts

The millisievert (mSv) equals 10⁻³ Sv and is the primary international radiation protection unit. ICRP 103 occupational limit 20 mSv/year averaged over 5 years; worldwide average background ~2.4 mSv/year; abdominal CT ~10 mSv; EU medical exposure directive and IAEA dose limits are quoted in mSv. 1 mSv = 10⁻³ Sv = 100 mrem.

Quick Reference Table

Microsieverts (µSv)Millisieverts (mSv)
1 µSv0.001 mSv
2 µSv0.002 mSv
5 µSv0.005 mSv
10 µSv0.01 mSv
25 µSv0.025 mSv
50 µSv0.05 mSv
100 µSv0.1 mSv

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