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The micrometre (Commonwealth English as used by the International Bureau of Weights and Measures; [1] SI symbol: μm) or micrometer (American English), also commonly known by the non-SI term micron, [2] is a unit of length in the International System of Units (SI) equalling 1 × 10 −6 metre (SI standard prefix "micro-" = 10 −6); that is, one millionth of a metre (or one thousandth of a ...
10.6 μm – wavelength of light emitted by a carbon dioxide laser; 15 μm – width of silk fibre [citation needed] 17 μm – minimum width of a strand of human hair [25] 17.6 μm – one twip, a unit of length in typography; 10 to 55 μm – width of wool fibre [93] 25.4 μm – 1/1,000 inch, commonly referred to as 1 mil in the U.S. and 1 ...
Micro (Greek letter μ, mu, non-italic) is a unit prefix in the metric system denoting a factor of 10 −6 ... Typical bacteria are 1 to 10 micrometer (1–10 μm) ...
The micron (μ) is a unit of distance equal to one micrometre (1 μm). The basic module (M) is a unit of distance equal to one hundred millimetres (100 mm). The myriametre (mym) is a unit of distance equal to ten kilometres (10 km). The hebdometre is a unit of distance equal to ten megametres (10 Mm).
3.9370 × 10 −11 in Look up picometre in Wiktionary, the free dictionary. The picometre (international spelling as used by the International Bureau of Weights and Measures ; SI symbol: pm ) or picometer ( American spelling ) is a unit of length in the International System of Units (SI), equal to 1 × 10 −12 m , or one trillionth ( 1 / 1 ...
2.817 940 285 (31) × 10 −15 [13] The Compton wavelength of the electron λ C: 2.426 310 215 (18) × 10 −12 [13] The reduced Compton wavelength of the electron λ C: 3.861 592 6764 (18) × 10 −13 [14] The Compton wavelength (or reduced Compton wavelength) of any fundamental particle λ x: The Bohr radius of the hydrogen atom (Atomic unit ...
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Modern micrometer with a reading of 1.639 ± 0.005 mm. Assuming no zero error, this is also the measurement. (One may need to enlarge the image to read it.) Outside, inside, and depth micrometers. The outside micrometer has a unit conversion chart between fractional and decimal inch measurements etched onto the frame