Optical devices, namely, optical lenses, enhancers in the nature of optical filters, correctors in the nature of spectacle lenses, filters, sensors, reflectors, phase shifters, condensers; infrared optical filters; optical objectives for cameras; instruments containing eyepieces, namely, optical lenses; spectacle lens blanks; optical lenses made of glass; protective caps for cameras; lens filters and light filters for cameras; tilting heads and lens hoods for cameras; lenses for photographic apparatus; telescopes; audio and visual and photographic devices, namely, cameras, video cameras, and photographic cameras; exposed slide films; information technology and audiovisual equipment, namely, audiovisual receivers; cameras; measuring, detecting and monitoring instruments, indicators and controllers, namely, optical sensors, optical scanners, and optical transmitters; lasers not for medical use; camera lenses; cases adapted for binoculars; binoculars; monoculars; optical goggles; telescopic sights; theatre glasses; spotting scopes; camera filters; camera hoods; flashlamps for cameras; stands for photographic apparatus; pouches being backs specially fitted and adapted for photographic apparatus; shutters, viewfinders, and self-timer for cameras; camera mounts; cinematographic apparatus; optical receivers, encoders, and transmitters