PHOTOGRAPHIC EQUIPMENT, NAMELY, DIGITAL CAMERAS, CCD (CHARGE COUPLED DEVICE) CAMERAS, DIGITAL CAMERAS AND CCD CAMERAS FOR USE WITH ENDOSCOPES; SCIENTIFIC EQUIPMENT AND APPARATUS, NAMELY, ELECTRONIC TEST AND CHECK DEVICES FOR EXAMINING, TESTING AND CHECKING THE MECHANICAL FUNCTION, OPTICAL FUNCTION, MAGNETO-ELECTRICAL FUNCTION, POLARIZATION, AND FREQUENCY OF ENDOSCOPIC INSTRUMENTS; APPARATUS FOR TRAINING, TEACHING AND INSTRUCTING PHYSICIANS IN THE FIELD OF ENDOSCOPIC EXAMINATION, MICRO-INVASIV...