Data storage media and apparatus; optical data storage media and apparatus; holograms; holograms for data storage; parts and fittings for all the aforesaid.
Electrical and Scientific ApparatusComputerised data storage; compression of data for electronic storage; design and development of data storage systems; research and development relating to data storage; research and development relating to holography; research in the field of materials science; research relating to the data storage properties of holograms and other materials; advisory, consultancy and information services related to the aforesaid.
Computer and Scientific