This image was acquired from
wikimedia. It was marked as Public Domain or CC0 and is free to use. To verify, go to the source and check the information there.
Airy Pattern Intensity and Encircled Power.svg Airy pattern theta left frac ka sin theta ka sin theta right left frac right theta ka sin theta ka sin theta no encircledPowerx BesselJ BesselJ airyPatternx BesselJ Plot airyPatternx encircledPowerx Airy disks
Page 2023 Free-images.com. All images are Public Domain