Welcome to pseudonomen137's mRad Calculator for laser divergence!
Sorry, but I really couldn't think of a better intro.

Please measure the following data from your laser while wearing saftey goggles to obtain the most accurate readings.

If your first measurement was at the aperture of the laser, please enter a distance of 0 feet or meters, and then the diameter at aperture.


Measurement 1:
At , the beam's diameter is

Measurement 2:
At , the beam's diameter is


Your laser has a divergence of mRad.



pseudonomen137's Laser Calculators

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