Convert Nanometers to Feet
1 nanometer (nm) equals 3.280839895 × 10⁻⁹ feet (ft).
1 nm = 3.280839895e-9 ft
Type in either box. Scientific notation works: 1.5e-3.
Converting a list? Use the bulk nanometer to foot converter to paste a column from Excel.
How to Convert Nanometer to Foot
- 1 nm = 3.280839895 × 10⁻⁹ ft
- 1 ft = 304800000 nm
- Example: convert 15 nm to ft: 15 nm = 15 × 3.280839895 × 10⁻⁹ ft = 4.921259843 × 10⁻⁸ ft
Reference conditions. ft: The international yard and pound agreement (1959) fixed 1 yard = 0.9144 m exactly, so the inch, foot and mile are exact.
Formula
ft = nm ÷ 304800000
Derivation from SI units:
- 1 nm = 10⁻⁹ m
- 1 ft = 12 in = 0.3048 m (exact)
- 1 nm = 1 × 10⁻⁹ m ÷ 0.3048 m per ft = 3.280839895013 × 10⁻⁹ ft
Both units are defined exactly, so the factor is exact. Nanometer definition: nanometer; Foot definition: foot.
Worked examples
- A reading of 20 nm converts to 6.56167979 × 10⁻⁸ ft.
20 nm × 3.280839895 × 10⁻⁹ = 6.56167979 × 10⁻⁸ ft - A value of 500 nm is 0.000001640419948 ft.
500 nm × 3.280839895 × 10⁻⁹ = 0.000001640419948 ft
Nanometer to Foot conversion table
| Nanometers (nm) | Feet (ft) |
|---|---|
| 0.1 nm | 3.280839895 × 10⁻¹⁰ ft |
| 1 nm | 3.280839895 × 10⁻⁹ ft |
| 2 nm | 6.56167979 × 10⁻⁹ ft |
| 5 nm | 1.640419948 × 10⁻⁸ ft |
| 10 nm | 3.280839895 × 10⁻⁸ ft |
| 20 nm | 6.56167979 × 10⁻⁸ ft |
| 50 nm | 1.640419948 × 10⁻⁷ ft |
| 100 nm | 3.280839895 × 10⁻⁷ ft |
| 200 nm | 6.56167979 × 10⁻⁷ ft |
| 380 nm | 0.00000124671916 ft |
| 450 nm | 0.000001476377953 ft |
| 500 nm | 0.000001640419948 ft |
| 550 nm | 0.000001804461942 ft |
| 650 nm | 0.000002132545932 ft |
| 700 nm | 0.000002296587927 ft |
| 780 nm | 0.000002559055118 ft |
| 1000 nm | 0.000003280839895 ft |
Where it's used
Nanometers are used for wavelengths of light (UV, visible, near-IR), while feet appear in building dimensions and ceiling heights in the US. Both measure length and distance, so the conversion is a fixed factor.
Nanometer to other length units
| Conversion | 1 nm equals |
|---|---|
| nanometer to meter | 1 × 10⁻⁹ m |
| nanometer to kilometer | 1 × 10⁻¹² km |
| nanometer to centimeter | 1 × 10⁻⁷ cm |
| nanometer to millimeter | 0.000001 mm |
| nanometer to micrometer | 0.001 µm |
| nanometer to angstrom | 10 Å |
| nanometer to mile | 6.213711922 × 10⁻¹³ mi |
| nanometer to yard | 1.093613298 × 10⁻⁹ yd |
| nanometer to foot | 3.280839895 × 10⁻⁹ ft |
| nanometer to inch | 3.937007874 × 10⁻⁸ in |
| nanometer to mil | 0.00003937007874 mil |
| nanometer to nautical mile | 5.399568035 × 10⁻¹³ nmi |
Frequently asked questions
How many feet are in 1 nanometer?
1 nm = 3.280839895 × 10⁻⁹ ft.
How do I convert nanometers to feet?
Multiply the value in nm by 3.280839895 × 10⁻⁹, or divide it by 304800000. For example, 15 nm × 3.280839895 × 10⁻⁹ = 4.921259843 × 10⁻⁸ ft.
Is the nm to ft conversion exact?
Yes. Both units are defined exactly, so the ratio is exact; its decimal form does not terminate and is shown here to 10 significant figures (more with the precision selector).
Sources
- The International System of Units (SI), 9th edition (SI Brochure), Bureau International des Poids et Mesures , Table 7, SI prefixes.
- Guide for the Use of the International System of Units (SI), NIST Special Publication 811, 2008 Edition, National Institute of Standards and Technology , Appendix B.8, "foot (ft)".
Last reviewed: . Factors are stored exactly and computed with 50-digit decimal arithmetic. See how we verify conversion factors.
Cite this page
APA
Scientific Converters. (2026, October 15). Convert Nanometers to Feet. Retrieved October 17, 2026, from https://scientificconverters.com/length/nanometers-to-feet/
IEEE
Scientific Converters, "Convert Nanometers to Feet," scientificconverters.com. Accessed: Oct. 17, 2026. [Online]. Available: https://scientificconverters.com/length/nanometers-to-feet/