Section 18 OPTICAL, PHOTOGRAPHIC, CINEMATOGRAPHIC, MEASURING, CHECKING, PRECISION, MEDICAL OR SURGICAL INSTRUMENTS AND APPARATUS; CLOCKS AND WATCHES; MUSICAL INSTRUMENTS; PARTS AND ACCESSORIES THEREOF 90 optical, photographic, Cinematographic, Measuring, Checking, Precision,Medical or Surgicla Instruments and Apparatus; parts and AccesoriesThereof. 90 06 Photographic (other than cinematographic) cameras; photographic flashlight apparatus and flashbulbs other than discharge lamps of heading 8539 90 06 30 CAMERAS SPECIALLY DESIGNED FOR UNDERWATER USE, FOR AERIAL SURVEY OR FOR MEDICAL Commodity Code Description 90 06 30 00 CAMERAS SPECIALLY DESIGNED FOR UNDERWATER USE, FOR AERIAL SURVEY OR FOR MEDICAL