Convert Nanometers to Fathoms
Convert Nanometers (nm) to Fathoms (ftm) instantly and accurately.
Conversion Formula
ftm = nm × 5.468066492e-10
About Nanometers
A nanometer (nm) is one billionth of a meter (10⁻⁹ m), roughly the width of 3-4 atoms placed side by side. This scale is where nanotechnology operates and is visible light wavelengths are measured. Visible light ranges from about 400 nm (violet) to 700 nm (red). DNA molecules are about 2.5 nm wide, and modern computer processors have transistors as small as 3-5 nm. A human hair is approximately 80,000-100,000 nanometers thick, making one nanometer incredibly tiny by human standards.
About Fathoms
A fathom (ftm) is equal to 6 feet or 1.8288 meters, traditionally based on the span of a man's outstretched arms. This unit has been used for centuries in maritime navigation to measure water depth and rope or cable lengths. While largely replaced by meters in modern nautical charts, fathoms remain in use by sailors and in naval traditions. The Mariana Trench, Earth's deepest point, reaches about 6,000 fathoms. The term 'to fathom' meaning 'to understand' derives from this nautical unit.
Quick Reference Table
| Nanometers (nm) | Fathoms (ftm) |
|---|---|
| 1 nm | 5.468 × 10-10 ftm |
| 2 nm | 1.094 × 10-9 ftm |
| 5 nm | 2.734 × 10-9 ftm |
| 10 nm | 5.468 × 10-9 ftm |
| 25 nm | 1.367 × 10-8 ftm |
| 50 nm | 2.734 × 10-8 ftm |
| 100 nm | 5.468 × 10-8 ftm |