Binoculars; Cases for spectacles and sunglasses; Directional compasses; Eye glasses; Frames for spectacles and sunglasses; Lenses for telescopes; Magnifying glasses; Microscopes; Monocular frames; Night vision goggles; Optical glasses; Pince-nez; Polarizing spectacles; Range finders; Sighting telescopes for firearms; Spectacle cases; Spectacle lenses; Spyglasses; Sun glasses; Telemeters; Telescopes; Tripods; Zenith telescopes