Convert span (cloth) to micron
Please provide values below to convert span (cloth) [span] to micron [µ], or Convert micron to span (cloth).
How to Convert Span (Cloth) to Micron
1 span = 228600 µ
Example: convert 15 span to µ:
15 span = 15 × 228600 µ = 3429000 µ
Span (Cloth) to Micron Conversion Table
| span (cloth) | micron |
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Span (Cloth)
A span is an obsolete unit of length, typically about 9 inches, based on the distance between the tip of the thumb and the tip of the little finger when the hand is fully extended.
History/Origin
The span has been used as a unit of measurement for thousands of years in many different cultures.
Current Use
The span is no longer a standard unit of measurement.
Micron
A micron is a non-SI name for micrometer (µm), which is a unit of length equal to one-millionth of a meter.
History/Origin
The term "micron" and the symbol µ were officially declared obsolete by the General Conference on Weights and Measures (CGPM) in 1967 and are now discouraged.
Current Use
While the term micrometer is the officially recognized term, "micron" is still used in some industries and in casual speech.