Compare calculators
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
Optical Magnification Calculator
Find the total magnification of a microscope or telescope from objective and eyepiece focal lengths. Use it when selecting lens combinations or checking whether a setup meets a target magnification.
Fill in the required fields to see your result.
Key differences
| Laser Beam Divergence Calculator | Optical Magnification Calculator | |
|---|---|---|
| Category | Optics | Optics |
| Inputs required | 4 | 4 |
| Result | Beam Radius at Distance (mm) | Total Magnification (×) |
| 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. | Find the total magnification of a microscope or telescope from objective and eyepiece focal lengths. Use it when selecting lens combinations or checking whether a setup meets a target magnification. |