Nanometers to Micrometers Converter

How to convert nanometers to micrometers

micrometers = nanometers ÷ 1,000

1 nanometer is one billionth of a meter (SI prefix nano, 10⁻⁹). 1 micrometer is one millionth of a meter (SI prefix micro, 10⁻⁶).

The factor is exact in both directions: 1 nm = 0.001 µm and 1 µm = 1,000 nm. Nothing is rounded until you choose how many decimals to show.

Worked example: 550 nm

1. Start with the value in nanometers: 550 nm.
2. Divide by 1,000, because 1 micrometer = 1,000 nanometers: 550 ÷ 1,000 = 0.55 µm.

Nanometers to micrometers chart

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Nanometers from 10 to 1,000 converted to micrometers with the exact factor, shown to five significant digits.

Nanometers to micrometers, part 1 of 4

nm	µm
10	0.01
20	0.02
30	0.03
40	0.04
50	0.05
60	0.06
70	0.07
80	0.08
90	0.09
100	0.1
110	0.11
120	0.12
130	0.13
140	0.14
150	0.15
160	0.16
170	0.17
180	0.18
190	0.19
200	0.2
210	0.21
220	0.22
230	0.23
240	0.24
250	0.25

Nanometers to micrometers, part 2 of 4

nm	µm
260	0.26
270	0.27
280	0.28
290	0.29
300	0.3
310	0.31
320	0.32
330	0.33
340	0.34
350	0.35
360	0.36
370	0.37
380	0.38
390	0.39
400	0.4
410	0.41
420	0.42
430	0.43
440	0.44
450	0.45
460	0.46
470	0.47
480	0.48
490	0.49
500	0.5

Nanometers to micrometers, part 3 of 4

nm	µm
510	0.51
520	0.52
530	0.53
540	0.54
550	0.55
560	0.56
570	0.57
580	0.58
590	0.59
600	0.6
610	0.61
620	0.62
630	0.63
640	0.64
650	0.65
660	0.66
670	0.67
680	0.68
690	0.69
700	0.7
710	0.71
720	0.72
730	0.73
740	0.74
750	0.75

Nanometers to micrometers, part 4 of 4

nm	µm
760	0.76
770	0.77
780	0.78
790	0.79
800	0.8
810	0.81
820	0.82
830	0.83
840	0.84
850	0.85
860	0.86
870	0.87
880	0.88
890	0.89
900	0.9
910	0.91
920	0.92
930	0.93
940	0.94
950	0.95
960	0.96
970	0.97
980	0.98
990	0.99
1,000	1

micrometers = nanometers ÷ 1,000. Factors: BIPM SI Brochure. unitcheck.net/length/nanometers-to-micrometers/