Photonics Calculators
Resources
Optimize your laser and optics work with our suite of precise and user-friendly photonics calculators and converters. Select the calculator you need below and experience effortless, accurate calculations designed to meet your needs.
Laser spot size calculator
Calculate spot size by using beam diameter, lens focal length and beam quality values.
Laser peak power calculator
Calculates peak power by average power, pulse width and repetition rate of laser.
Decibel-percentage calculator
Convert decibel (dB) to percentage (%) or % to dB
Snell's law calculator
Calculate incident index and refracted index of a medium and incident and refracted angle of a beam.
Mode field diameter calculator
Use core diameter, numerical aperture and wavelength values of your laser to calculate mode field diameter.
Frequency-wavelenth calculator
Convert frequency to wavelength or wavelength to frequency easily.
Photon energy calculator
Calculate photon energy in eV or Joules based on vacuum wavelength or frequency of light.
Fresnel reflection calculator
Calculate the reflectivity and transmissivity of light as it passes through the interface between two media.
Numerical aperture calculator
Calculate the numerical aperture (NA) of a fiber from its core and clad refractive indexes.