| Formula | Calculator | Reverse units |
|---|---|---|
| 1 watt (green light , 100% efficiency) = 685 candela steradian | Factors for candela steradian | |
| 1 watt (green light , 100% efficiency) = 685 lumen | Factors for lumen | |
| 1 watt (green light , 100% efficiency) = 685 lux square meter | Factors for lux square meter |