Optical and Photographic Apparatus and Equipment-Namely, Cameras, Flashes and Lighting Apparatus, Field Glasses, Electric, Electrode-Acoustic and Electrode-Optical Transmitting Sets, Movie Cameras, Projectors, Stereoscopes, Projection Screens, Tripods, Pointers, Remote Control Apparatus, Rewinding and Measuring Apparatus, Slide Changers and Carriers, Viewers, Shutters, Lens Apertures, Fading Driving Apparatus, Releases, Cases, Hoods, Self-Timers, Shutter Speed and Setting Apparatus, Exposure ...