Millisievert is 0.001 sievert units.
Millisievert to Microsievert
Convert Millisievert (mSv) to Microsievert (uSv) instantly. Free online radiation converter with formulas, tables and examples.
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Convert radioactivity, absorbed dose, and equivalent dose units by compatible radiation family.
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Microsievert is 0.000001 sievert units.
uSv = mSv × 1000
Results update instantly for Millisievert to Microsievert conversions.
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Formula
1 Millisievert = 1000 Microsievert
uSv = mSv × 1000
mSv = uSv ÷ 1000
Conversion table
| 1 mSv | 1000 uSv |
| 2 mSv | 2000 uSv |
| 5 mSv | 5000 uSv |
| 10 mSv | 10000 uSv |
| 20 mSv | 20000 uSv |
| 50 mSv | 50000 uSv |
| 100 mSv | 100000 uSv |
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Frequently asked questions
How many Microsieverts are in one Millisievert?
One Millisievert equals 1000 Microsieverts.
How do I convert Millisievert to Microsievert?
Multiply the number of Millisieverts by 1000 to get Microsieverts. To go the other way, multiply Microsieverts by 0.001 (or divide by 1000) to get Millisieverts.
Is this conversion exact?
Yes. This conversion uses the exact defined relationship between Millisievert and Microsievert, so the result shown is mathematically precise (rounded only for display).
When is Millisievert to Microsievert conversion commonly used?
It is commonly used in nuclear medicine, radiation safety, health physics, and scientific research involving radioactivity and radiation dose.
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About this conversion
Millisievert and Microsievert are units used in the radiation family of measurements. Both units measure equivalent radiation dose (biological risk-weighted dose). This converter uses the precise relationship 1 Millisievert = 1000 Microsieverts (equivalently 1 Microsievert = 0.001 Millisieverts), so results stay accurate for nuclear medicine, radiation safety, health physics, and scientific research.