The 23rd International Conference on Transparent Optical Networks (ICTON 2023) conference will take place in Bucharest, capital of Romania, from 2nd July to 6th July 2023 as an in-person-only meeting. The ICTON 2023 will be the 23rd conference from the ICTON series. The scope of the Conference is focused on the applications of transparent and all-optical technologies in telecommunications, computing, and novel applications. Special sessions on superresolution light microscopy techniques and image processing will be included in the conference program.