OPTICAL APPARATUS-NAMELY, BINOCULARS, OPERA GLASSES, MAGNIFYING GLASSES, SPECTACLES; MICROSCOPES; THERMOMETERS; BAROMETERS; MANOMETERS; PROJECTORS FOR PROJECTING SLIDES AND FILMS AND PARTS THEREFOR; PHOTOFLASH GUNS, BOTH BATTERY AND ELECTRONICALLY OPERATED; EXPOSURE METERS; PAPER CUTTING BOARDS FOR PHOTOGRAPHS; FILM SPLICERS; CARRYING CASES FOR PHOTOGRAPHIC OPTICAL APPARATUS; PROJECTORS AND APPARATUS FOR RECORDING ON MAGNETIC TAPE AND PLAYING BACK THEREOF; UNDEVELOPED FILMS, BOTH BLACK AND WH...