44 DIAGNOSTIC INSTRUMENTS, CONSISTING OF ADAPTOMETERS, LARYNGOSCOPES, OPHTHALMOSCOPES, OTOSCOPES, RETINOSCOPES, TONGUE DEPRESSORS AND TRANSILLUMINATORS USED IN THE PRACTICE OF OPHTHALMOLOGY, OPTOMETRY AND MEDICINE AND SURGERY, GENERALLY: FOR TONOMETERS (MEASUREMENT OF INTRAOCULAR PRESSURE) COLOR PERCEPTION, MALINGERING (DETECTION OF SIMULATED BLINDNESS) AND MUSCLE TESTS; FOR CATARACT AND OPHTHALMIC LAMPS USED IN THE PRACTICE OF OPHTHALMOLOGY AND OPTOMETRY; FOR ARTIFICIAL EYES AND RESPIRATORS