Micron to Inch Converter

Convert between microns and inches for precision measurements, manufacturing tolerances, and scientific applications

Microns (μm)

1 μm = 0.00003937 inch

Inches (in)

1 inch = 25,400 μm

Enter a value to see the conversion result

Precision Measurement Reference

Microns	⇔	Inches
25.4 μm	⇔	0.001 in
254 μm	⇔	0.01 in
2,540 μm	⇔	0.1 in
12,700 μm	⇔	0.5 in
25,400 μm	⇔	1 in
50,800 μm	⇔	2 in

Manufacturing Examples

Biological Scale:
• Red blood cell: 6-8 μm
• Bacteria: 1-5 μm
• Human hair: 50-100 μm
• Pollen grain: 10-50 μm

Manufacturing Tolerances:
• Precision machining: ±1-5 μm
• Surface finish: 0.1-10 μm Ra
• Bearing tolerance: ±2-10 μm
• Optical components: ±0.1-1 μm

Material Properties:
• Paint thickness: 25-100 μm
• Paper thickness: 50-200 μm
• Plastic film: 10-50 μm
• Metal foil: 5-25 μm

Measurement Units

Micron: μm (micrometer)
Symbol: μm = 10⁻⁶ m
Conversion: 1 in = 25,400 μm
Precision: 0.00003937 in/μm

Usage Tips

μm for micro measurements
Inches for US manufacturing
Scientific notation helpful
High precision required

Applications

Electronics: Component dimensions
Optics: Surface quality
Biology: Cell measurements
Manufacturing: Precision tolerances