Megahertz‐Rate Widely Tunable Fiber Filters Enabled by LiNbO₃ Actuators (Laser Photonics Rev. 19(19)/2025)

Laser & Photonics ReviewsVolume 19, Issue 19 70413 Front CoverFree Access Megahertz-Rate Widely Tunable Fiber Filters Enabled by LiNbO3 Actuators (Laser Photonics Rev. 19(19)/2025) Hongwei Tong, Hongwei TongSearch for more papers by this authorYifeng Xiong, Yifeng XiongSearch for more papers by this authorZiheng Wang, Ziheng WangSearch for more papers by this authorZhaoxian Chen, Zhaoxian ChenSearch for more papers by this authorZhenhui Qin, Zhenhui QinSearch for more papers by this authorZhanqi Xing, Zhanqi XingSearch for more papers by this authorZhechun Lu, Zhechun LuSearch for more papers by this authorHaotian Ding, Haotian DingSearch for more papers by this authorYe Chen, Ye ChenSearch for more papers by this authorFei Xu, Fei XuSearch for more papers by this author Hongwei Tong, Hongwei TongSearch for more papers by this authorYifeng Xiong, Yifeng XiongSearch for more papers by this authorZiheng Wang, Ziheng WangSearch for more papers by this authorZhaoxian Chen, Zhaoxian ChenSearch for more papers by this authorZhenhui Qin, Zhenhui QinSearch for more papers by this authorZhanqi Xing, Zhanqi XingSearch for more papers by this authorZhechun Lu, Zhechun LuSearch for more papers by this authorHaotian Ding, Haotian DingSearch for more papers by this authorYe Chen, Ye ChenSearch for more papers by this authorFei Xu, Fei XuSearch for more papers by this author First published: 06 October 2025 https://doi.org/10.1002/lpor.70413AboutPDF ToolsRequest permissionExport citationAdd to favoritesTrack citation ShareShare Give accessShare full text accessShare full-text accessPlease review our Terms and Conditions of Use and check box below to share full-text version of article.I have read and accept the Wiley Online Library Terms and Conditions of UseShareable LinkUse the link below to share a full-text version of this article with your friends and colleagues. Learn more.Copy URL Share a linkShare onEmailFacebookxLinkedInRedditWechatBluesky Graphical Abstract Tunable Optical Fiber Filter In Research Article LPOR70160, Fei Xu and co-workers demonstrate an all-fiber optical filter with rapid tunability and a wide operational range that has been developed by integrating a fiber Fabry-Perot cavity with a multilayer all-lithium niobate actuation structure. The device achieves a high tuning frequency of approximately 1.52 MHz and a tuning range of approximately 20 nm, while maintaining excellent filtering finesse and minimal optical loss. Volume19, Issue19October 7, 202570413 RelatedInformation