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Both calculators run independently — change the inputs on either side to compare results.
Optics
Laser Beam Divergence Calculator
Compute laser beam spot radius at any propagation distance, accounting for beam quality factor M². Use it when planning laser delivery systems, safety exclusion zones, or long-range targeting setups.
Fill in the required fields to see your result.
Optics
Laser Beam Divergence Calculator
Calculate how a laser beam's spot radius grows with propagation distance, accounting for beam quality factor M². Use this when designing laser systems, targeting applications, or evaluating beam collimation quality.
Fill in the required fields to see your result.
Key differences
| Laser Beam Divergence Calculator | Laser Beam Divergence Calculator | |
|---|---|---|
| Category | Optics | Optics |
| Inputs required | 4 | 4 |
| Result | Beam Radius at Distance (mm) | Beam Radius at Distance (mm) |
| What it does | Compute laser beam spot radius at any propagation distance, accounting for beam quality factor M². Use it when planning laser delivery systems, safety exclusion zones, or long-range targeting setups. | Calculate how a laser beam's spot radius grows with propagation distance, accounting for beam quality factor M². Use this when designing laser systems, targeting applications, or evaluating beam collimation quality. |