Conversations CLEO 2022 Returns to the Stage Hui Cao and Peter J. Delfyett Optica Fellows Hui Cao and Peter J. Delfyett are among four plenary speakers featured at this year’s hybrid live/online conference. Log in or become a member to view the full text of this article. This article may be available for purchase via the search at Optica Publishing Group. Optica Members get the full text of Optics & Photonics News, plus a variety of other member benefits. Publish Date: 01 May 2022 Add a Comment Please enable JavaScript to view the comments powered by Disqus.