Micrometer is 0.000001 meter units.
Micrometers to US survey feet Converter — um to ftUS
Convert Micrometer (um) to US survey foot (ftUS) using the exact conversion factor (1 micrometer = 0.0000032808 us survey foot). See the formula, worked examples, and conversion table.
Micrometers to US survey feet converter
Converter
Length Converter
Convert SI, imperial, US customary, astronomical, scientific, and historical length units.
Context values
Some unit families need one extra value for a physically accurate result.
The US survey foot is 1200/3937 meters and is retained for legacy land records.
Result = input x 1e-6 / 0.3048006096.
Length uses the meter as the base unit.
Reserved above the conversion cards and below the converter.
About Converting Micrometers to US survey feet
Micrometer and US survey foot both measure length. Specifically: Micrometer is 0.000001 meter units, and the US survey foot is 1200/3937 meters and is retained for legacy land records.
Formula
us survey feet = micrometers × 0.00000328083333333
This factor comes from each unit's defined relationship to the category's base unit: 1 micrometer equals 0.000001 base units, and 1 us survey foot equals 0.304800609601 base units, so dividing one by the other gives the direct micrometer-to-us survey foot factor of 0.00000328083333333.
Simple example
1 um × 0.000003280833333 = 0.0000032808 ftUS
1 micrometer = 0.0000032808 us survey feet.
Real-world example
10 um × 0.000003280833333 = 0.0000328083 ftUS
10 micrometers = 0.0000328083 us survey feet.
Conversion table
| Micrometer (um) | US survey foot (ftUS) |
|---|---|
| 1 um | 0.0000032808 ftUS |
| 5 um | 0.0000164042 ftUS |
| 10 um | 0.0000328083 ftUS |
| 21.0975 um | 0.0000692174 ftUS |
| 42.195 um | 0.0001384348 ftUS |
| 100 um | 0.0003280833 ftUS |
Reverse conversion: US survey foot to Micrometer
0.0000032808 ftUS × 304800.6096 = 0.99998984 um
0.0000032808 us survey feet = 0.99998984 micrometers.
micrometers = us survey feet × 304800.609601
For a page dedicated to this direction, see US survey foot to Micrometer.
Understanding the Micrometer (um)
Micrometer is 0.000001 meter units.
Understanding the US survey foot (ftUS)
The US survey foot is 1200/3937 meters and is retained for legacy land records.
Reserved between the cards and the FAQ so the page stays balanced.
Frequently asked questions
How many us survey feet are in 1 micrometer?
1 micrometer equals 0.0000032808 us survey feet, using the exact defined conversion factor rather than an estimate.
How do I convert micrometer to us survey foot?
Multiply the micrometer value by 0.000003280833333. The converter above does this instantly to whatever precision you set.
How do I convert us survey foot back to micrometer?
Use the reverse factor: 1 us survey foot equals 304,800.6096 micrometers. You can also use the swap control in the converter above to flip the direction instantly.
What is a micrometer?
Micrometer (um) is a unit of length.
What is a us survey foot?
US survey foot (ftUS) is a unit of length.
Is the micrometer to us survey foot conversion exact?
Yes. Both micrometer and us survey foot are defined by fixed standards rather than physical artifacts, so the factor of 0.000003280833333 used above is exact to as many digits as you choose to display.