Convert Thou to Span
Input the number of thou you want to convert to spans.
How to Convert Thou to Spans
The thou and span are both units of length. By definition, 1 span equals exactly 9000 thou. This means to convert thou to spans, you divide by 9000.
Formula
Step-by-Step Example
Convert 5 thou to spans:
We need to convert thou to spans
Since 1 span = 9000 thou, divide by 9000
5 ÷ 9000 = 0.0005555556
5 thou = 0.0005555556 span
Thou to Span Conversion Table
Quick reference table for common thou to span conversions. Click any value for detailed calculation.
| Thou (thou) | Spans (span) |
|---|---|
| 0.1 thou | 1.1111111111e-5 span |
| 0.5 thou | 5.5555555556e-5 span |
| 1 thou | 0.0001111111 span |
| 2 thou | 0.0002222222 span |
| 5 thou | 0.0005555556 span |
| 10 thou | 0.0011111111 span |
| 25 thou | 0.0027777778 span |
| 50 thou | 0.0055555556 span |
| 100 thou | 0.0111111111 span |
About These Units
Thou (thou)
A thou, also called mil, is an imperial unit equal to 1/1000 inch or 0.0254 millimeters. Thou measurements are used in manufacturing, engineering, and specifying material thickness (plastic films, paper, wire diameter). One inch equals 1,000 thou.
Span (span)
A span is a historical unit approximately 9 inches or 22.86 centimeters, based on the distance from thumb tip to pinky tip with fingers spread. Two spans equal one cubit. Used in ancient measurements and biblical references.
Frequently Asked Questions
How do I convert thou to spans?
To convert thou to spans, divide the value by 9000. For example, 10 thou = 0.0011111111 span.
How many spans are in 1 thou?
1 thou equals 0.0001111111 spans.
What is the formula for thou to spans?
The formula is: span = thou ÷ 9000.