The 23rd Australian Institute of Physics (AIP) Conference, including the Australian Optical Society (AOS) Conference, 43rd Australasian Conference on Optical Fibre Technology (ACOFT) and the 2018 Conference on Optoelectronic and Microelectronic Materials and Devices (COMMAD), is from 9th to 13 December 2018 in Perth, Western Australia at the University of Western Australia.