Compare calculators
Both calculators run independently — change the inputs on either side to compare results.
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.
Optics
Laser Beam Parameters Calculator
Compute key Gaussian laser beam properties — Rayleigh range, half-angle divergence, or beam radius at any distance from the waist. Essential for laser system design, focusing optics, and beam alignment tasks.
Fill in the required fields to see your result.
Key differences
| Laser Beam Divergence Calculator | Laser Beam Parameters Calculator | |
|---|---|---|
| Category | Optics | Optics |
| Inputs required | 4 | 4 |
| Result | Beam Radius at Distance (mm) | Result |
| What it does | 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. | Compute key Gaussian laser beam properties — Rayleigh range, half-angle divergence, or beam radius at any distance from the waist. Essential for laser system design, focusing optics, and beam alignment tasks. |