Meters to Nanometers Converter
Enter the length in meters below to convert it to nanometers.
Convert Meters to Nanometers
Enter a value in meters (m) to convert to nanometers (nm).
Meters to Nanometers Conversion Chart (1–40 Continuous)
Continuous 1 to 40 meters lookup table with exact decimals and reduced nearest 1/64 fractions. Highlighted rows mark common shop and ruler values.
| Meters (m) | Decimal (nm) | Fraction — Nearest 1/64 (Reduced) | Nearest 1/16 (Tape) |
|---|---|---|---|
1 m★ Common | 1,000,000,000 nm | 1000000000 nm | 1000000000 nm |
2 m★ Common | 2,000,000,000 nm | 2000000000 nm | 2000000000 nm |
3 m★ Common | 3,000,000,000 nm | 3000000000 nm | 3000000000 nm |
4 m | 4,000,000,000 nm | 4000000000 nm | 4000000000 nm |
5 m★ Common | 4,999,999,999.999999 nm | 5000000000 nm | 5000000000 nm |
6 m★ Common | 5,999,999,999.999999 nm | 6000000000 nm | 6000000000 nm |
7 m | 6,999,999,999.999999 nm | 7000000000 nm | 7000000000 nm |
8 m★ Common | 7,999,999,999.999999 nm | 8000000000 nm | 8000000000 nm |
9 m | 8,999,999,999.999998 nm | 9000000000 nm | 9000000000 nm |
10 m★ Common | 9,999,999,999.999998 nm | 10000000000 nm | 10000000000 nm |
11 m | 10,999,999,999.999998 nm | 11000000000 nm | 11000000000 nm |
12 m★ Common | 11,999,999,999.999998 nm | 12000000000 nm | 12000000000 nm |
How to Convert Meters to Nanometers
To convert meters to nanometers, multiply the length by the following conversion ratio: 999,999,999.9999999 nanometers/meter.
Since one meter is equal to 999,999,999.9999999 nanometers, you can use this simple formula to convert:
The length in nanometers is equal to the length in meters multiplied by 999,999,999.9999999.
For example, here's how to convert 1 meters to nanometers using the formula above.
How Many Nanometers Are in a Meter?
There are 999,999,999.9999999 nanometers in a meter, which is why we use this value in the formula above.
Our meter fraction and decimal calculator can convert meters and nanometers, and it automatically converts the results to US customary, imperial, and SI metric values.
Meters and nanometers are both units used to measure length. Keep reading to learn more about each unit.
How to Convert Meters to Fractional Inches (1/16″, 1/32″ & 1/64″)
Plain-language method for turning decimal inches into a standard tape-measure or machinist ruler fraction
Calculators give you a decimal number (such as 39.370079 in), but tape measures and woodworking rulers are marked in binary fractions of an inch—most commonly 1/16″ on carpenter tapes, 1/32″ on fine woodworking rules, and 1/64″ on machinist scales.
Here is the step-by-step worked example for converting 1 meters (m) into fractional inches:
- Find the decimal inches result: Convert 1 m to inches to get 39.370079 in.
- Separate the whole inches from the decimal part: Keep the whole number 39 aside, leaving the decimal remainder 0.370079.
- Multiply the decimal part by your desired fraction denominator (16, 32, or 64) and round half up: Multiply 0.370079 by 16, 32, or 64, then round to the nearest whole number (values ending in .5 round up).
- Reduce the fraction to lowest terms: If the rounded top number (numerator) is even, divide both top and bottom by 2 (or their Greatest Common Divisor) until the top number is odd, then combine with your whole inches.
What Is a Meter?
The meter (or metre) is the fundamental base unit of length in the International System of Units (SI), officially defined by the BIPM as the length of the path traveled by light in a vacuum during a time interval of 1/299,792,458 of a second. [1]
All metric units of length—from nanometers and millimeters to kilometers—are derived as decimal powers of the meter. Meters can be abbreviated as m; for example, 1 meter can be written as 1 m.
One meter is equal to 100 centimeters, 1,000 millimeters, or approximately 39.3700787 inches (3.28084 feet or 1.09361 yards).
Meters are measured using meter sticks, retractable steel tape measures, laser distance finders, and total station surveying instruments in construction, athletics, physics, and civil engineering.
What Is a Nanometer?
One nanometer is equal to one-billionth (1/1,000,000,000) of a meter, which is defined as the distance light travels in a vacuum in a 1/299,792,458 second time interval. [2]
The nanometer, or nanometre, is a multiple of the meter, the SI base unit for length. In the metric system, "nano" is the prefix for billionths, or 10⁻⁹. Nanometers can be abbreviated as nm; for example, 1 nanometer can be written as 1 nm.
Because 1 inch equals 25.4 millimeters and 1 millimeter equals 1,000,000 nanometers, there are exactly 25,400,000 nanometers in 1 inch (and 10 Angstroms in 1 nanometer).
The nanometer is an extremely small unit of length measurement, often used to measure things that are very small, such as the wavelengths of visible light (400 nm to 700 nm), the transistors and electrical pathways in computer processors, and thin-film nanotechnology.
When converting length between meters (m) and nanometers (nm), keep full floating-point precision (1 m = 999,999,999.9999999 nm; 1 nm = 1e-9 m) during intermediate calculations and round only the final nanometer figure to match your instrument tolerance.
More Meter & Nanometer Conversions
Need to calculate in the opposite direction? Use our nanometers to meters converter (nm to m) to switch your starting unit immediately. You can also explore related tools such as converting inches to nanometers, converting millimeters to nanometers, or converting meters to feet.
Convert from Meters
Frequently Asked Questions
References
- [1]NIST OWM StandardNIST OWM (SI Units — Length)·Length Metrology Standard — Meters (m) to Nanometers (nm)
- [2]BIPM SpecificationBIPM (SI Base Unit: Metre (m))·Unit Specifications: Meter (m) & Nanometer (nm)
- [3]NIST HB 133 ReferenceNIST HB 133 (NIST Handbook 133 (2019 Ed.))·Conversion Factors & Mathematical Basis (m to nm)