How to use this tool
Check the units, enter your values, and run the tool. Results follow the assumptions and method below.
Calculation method
Gaussian on-axis irradiance
2*power/(pi*radius^2)Laser Brightness Calculator
On-axis irradiance of a circular Gaussian beam; distinct from perceived brightness or radiance.
On-axis irradiance of a circular Gaussian beam; distinct from perceived brightness or radiance.
Result
Enter your values and run the tool to see your result.