44 Medical, diagnostic, ophthalmic and ophthalmic diagnostic advisory services; Medical, diagnostic, ophthalmic and ophthalmic diagnostic consultancy services; Medical, diagnostic, ophthalmic and ophthalmic diagnostic information services; Medical, diagnostic, ophthalmic and ophthalmic diagnostic support services; Ophthalmology services; Rental and leasing of apparatus, instruments and devices for eye examination; Rental and leasing of apparatus, instruments and devices for the detection, diagnosis, management and treatment of eye disease; Rental and leasing of retinal imaging systems; Rental and leasing of apparatus, instruments and devices for the visualisation and documentation of the retina and for the visualisation of the retina for detection and management of eye disease; Optometry; Vision care services; Eye care services; Provision of optical medical services, ophthalmic services, and ophthalmic diagnostic services; Patient management services; Medical referral services; Provision of medical second opinions; Information, advisory and consultancy services relating to the aforementioned services.