How many millimeter in 1 µm? The answer is 0.001. We assume you are converting between millimetre and micron. You can view more details on each measurement unit: millimeter or µm The SI base unit for length is the metre. 1 metre is equal to 1000 millimeter, or 1000000 µm. Note that rounding errors may occur, so always check the results. Use this page to learn how to convert between millimetres and microns. Type in your own numbers in the form to convert the units!
1 millimeter to µm = 1000 µm
2 millimeter to µm = 2000 µm
3 millimeter to µm = 3000 µm
4 millimeter to µm = 4000 µm
5 millimeter to µm = 5000 µm
6 millimeter to µm = 6000 µm
7 millimeter to µm = 7000 µm
8 millimeter to µm = 8000 µm
9 millimeter to µm = 9000 µm
10 millimeter to µm = 10000 µm
You can do the reverse unit conversion from µm to millimeter, or enter any two units below:
A millimetre (American spelling: millimeter, symbol mm) is one thousandth of a metre, which is the International System of Units (SI) base unit of length. The millimetre is part of a metric system. A corresponding unit of area is the square millimetre and a corresponding unit of volume is the cubic millimetre.
a metric unit of length equal to one millionth of a meter
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