Illumination conversion
1 phot (ph) equals 929.030399716017 foot-candela (ft·cd). Enter any value below to convert from ph to ft·cd.
Enter a value and choose units. Results update instantly.
1 ph = 929.030399716 ft·cd
| Unit | Value |
|---|---|
| Lux lx | 10,000 |
| Meter-candela m·cd | 10,000 |
| Centimeter-candela cm·cd | 1 |
| Foot-candela ft·cd | 929.030399716 |
| Phot ph | 1 |
| Nox nox | 10,000,000 |
| Lumen/square meter lm/m² | 10,000 |
| Lumen/square centimeter lm/cm² | 1 |
| Lumen/square foot lm/ft² | 929.030399716 |
| Watt/square centimeter (at 555 nm) W/cm² | 0.0000146413 |
Formula
Use this relationship for a direct conversion:
2 ph = 1,858.060799432 ft·cd.
SI relationships follow the cited reference. Conventional and domain-specific factors use the established ConvertWin factor inventory; verify safety-critical work against the governing standard.
Quick reference
| Phot (ph) | Foot-candela (ft·cd) |
|---|---|
| 0.01 | 9.2903039972 |
| 0.1 | 92.9030399716 |
| 1 | 929.030399716 |
| 2 | 1,858.060799432 |
| 5 | 4,645.1519985801 |
| 10 | 9,290.3039971602 |
| 25 | 23,225.7599929004 |
| 50 | 46,451.5199858008 |
| 100 | 92,903.0399716017 |
| 1,000 | 929,030.399716017 |
From unit
Phot (ph) is a unit of Illumination. 1 ph = 10,000 lx
Symbol: ph
To unit
Foot-candela (ft·cd) is a unit of Illumination. 1 ft·cd = 10.76391042 lx
Symbol: ft·cd
Keep converting
Source
The SI framework is checked against NIST Guide for the Use of the International System of Units; conventional factors come from the extended factor inventory. Calculations use full internal precision before display rounding.
View the complete illumination converterQuestions
Use the formula ft·cd = ph x 929.030399716017. 1 phot (ph) equals 929.030399716017 foot-candela (ft·cd).
SI relationships follow the cited reference. Conventional and domain-specific factors use the established ConvertWin factor inventory; verify safety-critical work against the governing standard.
