Classification Information
Binoculars; Monoculars; Telescopes; Body-tubes for telescopes; Equatorial telescopes; Fibre optic periscopes; Hunting binoculars; Lens filters; Lenses for cameras; Lenses for telescopes; Optical or telescopic lens sights; Prisms; Reflectors for telescopes; Telescopic riflescopes; Telescopic sights; Telescopic sights for firearms; Tripods for cameras; Tripods; Wide-angle lenses for cameras; Zenith telescopes
Electrical and Scientific Apparatus