In the first issue of the Optical Communications and Networks Series in 2024, we have selected five fascinating articles reporting on recent advances in optical communications and networking. These advances and innovations are aimed for expanding the application area of optical communication technologies. More specifically we have selected five contributions that address (i) network time synchronization using optical signals, (ii) novel network technology for quantum networks, (iii) wireless communication using ultraviolet sig - nals, (iv) the latest standard for optical camera communication and (v) underwater wireless optical communication in deep sea.

中文翻译：

---

光通信和网络

在 2024 年光通信和网络系列第一期中，我们选择了五篇精彩的文章，报告了光通信和网络的最新进展。这些进步和创新旨在扩大光通信技术的应用领域。更具体地说，我们选择了五个贡献，这些贡献涉及（i）使用光信号的网络时间同步，（ii）量子网络的新颖网络技术，（iii）使用紫外线信号的无线通信，（iv）光学相机通信的最新标准(v) 深海水下无线光通信。