Optics & Light Calculators

Diffraction Grating Calculator

Calculates the diffraction angle, wavelength, or grating spacing using…

Lens Equation Calculator

Calculates image distance, object distance, or focal length using the …

Refractive Index Calculator

Calculate the refractive index of a medium using the ratio of the spee…

Snell's Law Calculator

Calculates the refraction angle of light passing between two media usi…

Solar Irradiance Calculator

Calculates solar irradiance at a given distance from the Sun using the…