Convert Micrometers (μm) to Nanometers (nm)

Enter a value below to convert Micrometers (μm) to Nanometers (nm).

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Conversion:

1 Micrometers (μm) = 1000 Nanometers (nm)

How to Convert Micrometers (μm) to Nanometers (nm)

1 um = 1000 nm

1 nm = 0.001 um

Example: convert 15 Micrometers (μm) to Nanometers (nm):

25 um = 25000 nm

Micrometers (μm) to Nanometers (nm) Conversion Table

Micrometers (μm)Nanometers (nm)
0.01 um10 nm
0.1 um100 nm
1 um1000 nm
2 um2000 nm
3 um3000 nm
5 um5000 nm
10 um10000 nm
20 um20000 nm
50 um50000 nm
100 um100000 nm
1000 um1000000 nm

Micrometers (μm)

Definition

A micrometer (μm), also called a micron, is a metric unit of length equal to one millionth of a meter (10⁻⁶ m).

History

The micrometer gained prominence in the 19th century with the development of precision optics and microscopy. The term 'micron' was officially revoked by the SI in 1967, though it remains in common use.

Current use

Micrometers are used in biology (cell sizes: 1–100 μm), materials science (thin film thickness), manufacturing (surface roughness), and air quality measurement (PM2.5 refers to particles ≤2.5 μm).

Nanometers (nm)

Definition

A nanometer (nm) is a metric unit of length equal to one billionth of a meter (10⁻⁹ m). It is part of the International System of Units (SI).

History

The nanometer became important in the 20th century with advances in microscopy and semiconductor technology. The prefix 'nano' comes from the Greek word 'nanos' meaning dwarf.

Current use

Nanometers are essential in nanotechnology, semiconductor manufacturing (chip node sizes like 5 nm, 3 nm), molecular biology (DNA strand width ~2.5 nm), and light wavelength measurement (visible light: 380–700 nm).