The Bio-Optics: Design and Application 2023 will take place in Hyatt Regency Vancouver, Vancouver, British Columbia Canada from 24th April to 27th April 2023. It addresses all aspects of the development and applications of biomedical optical technologies for research and clinical applications. The topical meeting focuses on the design, instrumentation, and applications of optical technologies for life sciences. This meeting provides an opportunity for researchers and engineers from academia and industry to discuss the design, fabrication, instrumentation, and application of biomedical optical technologies for life science.