Downloadable audio and video recordings, and CDs featuring information about photography; optical devices, enhancers and correctors, namely, optical filters, optical sensors, optical lenses, optical reflectors; anti-reflective lenses; optical enhancers in the nature of camera filters; plastic optical lenses; infrared filters, namely, camera filters, filters for optical devices, laboratory filters; lens, namely, lenses for cameras, optical lenses, eyeglasses lenses; objectives being optical lenses; instruments containing eye pieces, namely, cameras, optical devices, namely, eye pieces for helmet mounted displays; opthalmic lenses; optical apparatus and instruments, namely, optical shutters; optical sensors; optical filters; optical lenses; spectacle lens blanks' optical phase shifters; optical reflectos; optical glass being optical glasses and glass prisms for optic purposes; lens filters for cameras; light filters for cameras, tilting heads for cameras; hoods for cameras; phtographic lenses; lens for projectors; lens for astrology telescopes; audiovisual and photographic devices, namely, photographic cameras