#Y2024 #Laser ![](https://cdn.jsdelivr.net/gh/Sterncat/BlogPics/OpticsWiki/water-jet-1.png) ![](https://cdn.jsdelivr.net/gh/Sterncat/BlogPics/OpticsWiki/water-jet-2.png) https://mp.weixin.qq.com/s/qK9tfnBHvN9FODqRRVztQQ