Two-Photon Absorption Calculator

Plane-wave model dI/dz=−βI² only; excludes linear absorption, diffraction, reflections and pulse space/time averaging.

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Result

Enter your values and run the tool to see your result.

Check the units, enter your values, and run the tool. Results follow the assumptions and method below.

Output intensityintensity/(1+beta*intensity*length)

Transmission fraction1/(1+beta*intensity*length)