Medical apparatus and devices for diagnostic use for performing ophthalmic tests and measurements; medical systems for performing ophthalmic tests and measurements comprised of light sources incorporated into medical instruments, a patient interface, and associated software

Educational and instructional services, namely, conducting seminars, workshops, and training in the fields ophthalmic tests and measurements

Medical services for early detection, treatment, and monitoring of diseases of the retina

On-line retail store services featuring analytical instruments for use in ophthalmology; in-person retail services through direct solicitation by salespersons directed to end-users featuring analytical instruments for use in ophthalmology