Looking Back 30, 20, and 10 Years Ago in OPN Hannah Greenwood Semiconductor lasers; fiber to the home; quantum networks 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 March 2023 Add a Comment Please enable JavaScript to view the comments powered by Disqus.