Compare calculators
Both calculators run independently — change the inputs on either side to compare results.
Optics
Telescope Resolution Calculator
Determine the angular resolution, light-gathering power, or limiting magnitude of a telescope based on aperture and wavelength. Perfect for amateur astronomers comparing instruments or planning observations.
Fill in the required fields to see your result.
Optics
Hologram Diffraction Calculator
Find the diffraction angle of light leaving a holographic grating for any order, wavelength, and incident angle. Useful for designing holographic optical elements, spectrometers, and display systems.
Fill in the required fields to see your result.
Key differences
| Telescope Resolution Calculator | Hologram Diffraction Calculator | |
|---|---|---|
| Category | Optics | Optics |
| Inputs required | 4 | 4 |
| Result | Result | Diffraction Angle (degrees) |
| What it does | Determine the angular resolution, light-gathering power, or limiting magnitude of a telescope based on aperture and wavelength. Perfect for amateur astronomers comparing instruments or planning observations. | Find the diffraction angle of light leaving a holographic grating for any order, wavelength, and incident angle. Useful for designing holographic optical elements, spectrometers, and display systems. |