http://www.k-wave.org/forum/topic/question-about-the-ultrasound-beam-patterns-example-code-focal-length Support for the k-Wave MATLAB toolbox en-US Thu, 14 May 2026 23:23:50 +0000 http://bbpress.org/?v=1.0.2 q http://www.k-wave.org/forum/search.php http://www.k-wave.org/forum/topic/question-about-the-ultrasound-beam-patterns-example-code-focal-length#post-8688 Tue, 13 Dec 2022 12:15:08 +0000 zawfli 8688@http://www.k-wave.org/forum/ <p>Im running the example codes and in the Ultrasound Beam patterns example, the focus distance is set in the code to be 20e-3, however when the simulation runs, i notice that in the resulting beam pressure map, the highest maximum amplitude (dark red region) is to be found at around 10e-3 on the y-axis. My question is, isnt the highest beam pressure supposed to be found at the focus distance that we set?<br /> Thank you </p>