Table Of Contents
Candela per square foot to candela per square inch Conversion
1 candela per square foot (cd/sq ft) is equal to 0.006944444444 candela per square inch (cd/in²).
1 cd/sq ft = 0.006944444444 cd/in²
or
1 cd/in² = 144 cd/sq ft
Formula
To convert a luminance from candela per square foot (cd/sq ft) to candela per square inch (cd/in²), divide the luminance in candela per square foot by 144
l(cd/in²) = l(cd/sq ft) / 144
Examples:
Convert 100 candela per square foot to candela per square inch:
l(cd/in²) = 100cd/sq ft / 144 = 0.6944444444 cd/in²
Conversion table
| Candela per square foot (cd/sq ft) | Candela per square inch (cd/in²) |
|---|---|
| 1 cd/sq ft | 0.006944444 cd/in² |
| 2 cd/sq ft | 0.013888889 cd/in² |
| 3 cd/sq ft | 0.020833333 cd/in² |
| 5 cd/sq ft | 0.034722222 cd/in² |
| 10 cd/sq ft | 0.069444444 cd/in² |
| 20 cd/sq ft | 0.138888889 cd/in² |
| 25 cd/sq ft | 0.173611111 cd/in² |
| 50 cd/sq ft | 0.347222222 cd/in² |
| 100 cd/sq ft | 0.694444444 cd/in² |
| 200 cd/sq ft | 1.388888889 cd/in² |
| 250 cd/sq ft | 1.736111111 cd/in² |
| 300 cd/sq ft | 2.083333333 cd/in² |
| 500 cd/sq ft | 3.472222222 cd/in² |
| 1000 cd/sq ft | 6.944444444 cd/in² |
| Candela per square inch (cd/in²) | Candela per square foot (cd/sq ft) |
|---|---|
| 1 cd/in² | 144 cd/sq ft |
| 2 cd/in² | 288 cd/sq ft |
| 3 cd/in² | 432 cd/sq ft |
| 5 cd/in² | 720 cd/sq ft |
| 10 cd/in² | 1440 cd/sq ft |
| 20 cd/in² | 2880 cd/sq ft |
| 25 cd/in² | 3600 cd/sq ft |
| 50 cd/in² | 7200 cd/sq ft |
| 100 cd/in² | 14400 cd/sq ft |
| 200 cd/in² | 28800 cd/sq ft |
| 250 cd/in² | 36000 cd/sq ft |
| 300 cd/in² | 43200 cd/sq ft |
| 500 cd/in² | 72000 cd/sq ft |
| 1000 cd/in² | 144000 cd/sq ft |
Frequently asked questions
How do I convert candela per square foot to candela per square inch?
Divide the value in candela per square foot by 144 to get the result in candela per square inch. For example, 5 cd/sq ft ÷ 144 = 0.034722222 cd/in².
How many candela per square inch are in 1 candela per square foot?
1 candela per square foot (cd/sq ft) is equal to 0.006944444 candela per square inch (cd/in²).
How do I convert candela per square inch back to candela per square foot?
Use the inverse operation: multiply the value in candela per square inch by 144 to get the result in candela per square foot.
How accurate is the candela per square foot to candela per square inch conversion?
The converter multiplies by the conversion factor 144 and rounds the result to 9 decimal places by default. You can increase or reduce the precision with the digits option on this page.
Sources
Conversion factors are based on internationally recognised standards:
