Phot (ph)
Convert Phot to Other Units
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About the Phot
Unit Details
Quick Conversions
Reference Chart
Phot Reference Chart - Illumination Conversions
Interactive conversion chart showing illumination unit relationships. Compare 8 common units with precise calculations.
| Unit | Symbol | Equivalent to 1 cm/cd |
|---|---|---|
| Centimeter-CandleBase Unit | cm/cd | 1 |
| Flame | fl | 0.004306 |
| Foot-Candle | ft/cd | 0.001076 |
| Lumen/Square Centimeter | lm/cm² | 1 |
| Lumen/Square Foot | lm/ft² | 0.001076 |
| Lumen/Square Meter | lm/m² | 1E-4 |
| Lux | lx | 1E-4 |
| Meter-Candle | m/cd | 1E-4 |
Quick Reference
About Illumination
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Conversion Accuracy
All conversions use official conversion factors and are calculated with maximum precision to ensure professional-grade accuracy.
Comparison Table
Phot Comparison Table
Compare Phot values with 6 other illumination units. Quick reference for common conversion values.
| Phot (ph) | Centimeter-Candle (cm/cd) | Flame (fl) | Foot-Candle (ft/cd) | Lumen/Square Centimeter (lm/cm²) | Lumen/Square Foot (lm/ft²) | Lumen/Square Meter (lm/m²) |
|---|---|---|---|---|---|---|
| 1 | 1 | 232.257609 | 929.030436 | 1 | 929.030436 | 10,000 |
| 5 | 5 | 1,161.288045 | 4,645.15218 | 5 | 4,645.15218 | 50,000 |
| 10 | 10 | 2,322.57609 | 9,290.30436 | 10 | 9,290.30436 | 100,000 |
| 25 | 25 | 5,806.440225 | 23,225.760899 | 25 | 23,225.760899 | 250,000 |
| 50 | 50 | 11,612.88045 | 46,451.521798 | 50 | 46,451.521798 | 500,000 |
| 100 | 100 | 23,225.760899 | 92,903.043597 | 100 | 92,903.043597 | 1E6 |
How to Use This Table
Find the value in Phot in the first column, then read across to see the equivalent values in other illumination units.
Precision Note
All conversions are calculated using precise conversion factors with locale-appropriate number formatting for optimal readability.
About the Phot
The Phot (ph) is a unit of illumination measurement. Use our converter above to convert Phot to any other illumination unit instantly