Compare calculators
Both calculators run independently — change the inputs on either side to compare results.
Optics
Fresnel Reflection Calculator
Calculate the percentage of light reflected at an optical interface for s- or p-polarization using the Fresnel equations. Indispensable for anti-reflection coating design, laser optics, and photography filter analysis.
Fill in the required fields to see your result.
Optics
Diffraction Grating Calculator
Find the diffraction angle for any order of light passing through a grating using the grating equation. Ideal for optics lab work, spectroscopy setups, and physics coursework.
Fill in the required fields to see your result.
Key differences
| Fresnel Reflection Calculator | Diffraction Grating Calculator | |
|---|---|---|
| Category | Optics | Optics |
| Inputs required | 4 | 3 |
| Result | Reflectance (%) | Diffraction Angle (°) |
| What it does | Calculate the percentage of light reflected at an optical interface for s- or p-polarization using the Fresnel equations. Indispensable for anti-reflection coating design, laser optics, and photography filter analysis. | Find the diffraction angle for any order of light passing through a grating using the grating equation. Ideal for optics lab work, spectroscopy setups, and physics coursework. |