Explore the final lecture in a five-part series on building quantum machines with light, presented by Marcelo Martinelli from IFUSP – USP, Brazil. Delve into advanced concepts of quantum optics and their applications in constructing quantum devices. Learn about the latest developments in harnessing light for quantum technology as part of the ICTP-SAIFR School on Light and Cold Atoms. Gain insights into the cutting-edge research and practical implementations of quantum machines that utilize light as a fundamental building block. Enhance your understanding of the intersection between quantum physics and optics in this comprehensive 1 hour and 38 minute session, which concludes the in-depth exploration of this fascinating field.