How Many Micrometers in a Mil (Thou)?

Quick Answer
1 Mil (Thou) = 25.4 Micrometers

1 mil = 25.4 μm

Formula

μm = mil × 25.4

Conversion Table

Mils (mil)Micrometers (μm)
1 mil25.4 μm
2 mil50.8 μm
5 mil127 μm
10 mil254 μm
20 mil508 μm
50 mil1,270 μm
100 mil2,540 μm
500 mil12,700 μm
1,000 mil25,400 μm

Worked Examples

Convert 5 mil to μm:
5 mil × 25.4 = 127 μm
Convert 10 mil to μm:
10 mil × 25.4 = 254 μm
Convert 50 mil to μm:
50 mil × 25.4 = 1,270 μm

FAQ

How many Micrometers are in 1 Mil (Thou)?
There are 25.4 Micrometers in 1 Mil (Thou). Formula: μm = mil × 25.4.
How to convert Mils to Micrometers?
To convert Mils to Micrometers, multiply the number of Mils by 25.4. For example, 10 mil = 254 μm.
How many Micrometers are in 100 Mils?
There are 2,540 Micrometers in 100 Mils. Calculation: 100 × 25.4 = 2,540.