Export-import agency services; Marketing; Provision of business information; Retail services; Sales and promotion services; Retailing of goods (by any means); Retail and wholesale of optical apparatus and instruments, spectacles and sun spectacles, spectacle frames and sun spectacle frames, lenses and optical accessories or parts

Fitting of contact lenses; Information services relating to contact lenses; Eyeglass-fitting; Opticians' services; Sight-testing (opticians) services; Medical advisory services; Medical analysis services; Medical assistance; Medical care services; Medical clinic services; Medical diagnostic services (testing and analysis); Medical examination of individuals; Medical health assessment services; Medical services; Medical treatment services; Ophthalmology (medical services); Provision of medical information; Provision of medical services; Provision of medical treatment; Ophthalmological services; Optometric services; Optometry; Optical dispensing services