42 Scientific and industrial research in the field of retinal imaging, ophthalmology; computer programming; software as a service [saas] featuring computer software for enabling retinal photography, storing retina images, analysing and quantifying images, providing data on the retinal health, support with eye health diagnostics; design and development of computer hardware and software, all the aforesaid services in the fields: eye diagnostics, ophthalmology, optometry and photometry, for research, for clinical work.