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.
Frequenzverdopplung.svg Frequenzverdopplung own original text selbst gemalt Stefan StefanPohl Original upload log de Wdwdbot CommonsHelper de Frequenzverdopplung svg StefanPohl bytes no Andere Versionen Nonlinear optics
Page 2023 Free-images.com. All images are Public Domain