Sound adapters being parts of radio receiving apparatus; Sound adapters being parts of television instruments; 3D spectacles; Alarm installations for buildings; Baby scales; Binoculars; Optical microscopes for biological purposes; Memory cards; Tripods for cameras; Readers (data processing equipment); Earphones (other than hearing aids for the deaf); Camera lenses; Firearm scopes; Infrared optical apparatus; Magnifying glasses (optics); Reading aids in the form of magnifying glasses; Magnifying lenses for use in needlework; Optical microscopes for industrial purposes; Optical microscopes for scientific purposes; Microscope video processors; Microscopes; Turntables (parts for microscopes); Optical apparatus in the form of stereo microscopes; Opera glasses; Periscopes; Petri dishes; Photographic view finders; Optical microscopes for the testing of materials; Range finders; Prismatic reflectors made of glass; Rifle scopes; Safety goggles; Ski glasses; Sports glasses (goggles); Sighting telescopes for firearms; Telescopes; Lorgnettes (opera glasses); Tripods for loudspeakers; Tripods for microphones; Tripods for photographic apparatus; Video surveillance cameras; Power supply devices for battery chargers; Lenses for video cameras; Lenses for use with still cameras; Magnifiers