Is this Angular Resolution Calculator free to use?

Yes, Angular Resolution Calculator is 100% free to use online with no installation or account required.

How do I use the Angular Resolution Calculator?

Simply enter your values into the required input fields and click calculate to view the results instantly.

Yes, the calculator is fully responsive and compatible with Android, iOS, Windows, macOS, and Linux web browsers.

Angular Resolution Calculator — Free Online Tool

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Calculate diffraction-limited angular resolution using the Rayleigh criterion

Instructions: Enter light wavelength ($\lambda$ in nanometers, nm) and aperture diameter ($D$ in meters) below.

Optical Parameters

Wavelength ($\lambda$, nm)

Aperture Diameter ($D$, meters)

⚠️ For physics education, optics study, and reference purposes only.

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