Amplifiers; Bags adapted for laptops; Binoculars; Cabinets for loudspeakers; Cases for photographic apparatus; Close-up lenses; Computer peripheral devices; Data processing equipment, namely, couplers; Electronic navigational and positioning apparatus and instruments; Filters for ultraviolet rays, for photography; Headphones; Inspection mirrors; Lens hoods; Lenses for astrophotography; Magnifying glasses; Microscopes; Optical condensers; Optical glasses; Optical inspection apparatus; Optical ...