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 30 Oscilloscopes, spectrum analysers and other instruments and apparatus for measuring or checking electrical quantities, excluding meters of heading 9028; instruments and apparatus for measuring or detecting alpha, beta, gamma, X-ray, cosmic or other ionising radiation Commodity Code Description 90 30 10 INSTRUMENTS AND APPARATUS FOR MEASURING OR DETECTING IONIZING RADIATIONS 90 30 20 OSCILLOSCOPES AND OSCILLOGRAPHS 90 30 31 MULTIMETERS, WITHOUT A RECORDING DEVICE 90 30 32 MULTIMETERS WITH A RECORDING DEVICE 90 30 33 OTHER, WITHOUT A RECORDING DEVICE 90 30 39 OTHER, WITH A RECORDING DEVICE 90 30 40 OTHER INSTRUMENTS AND APPARATUS, SPECIALLY DESIGNED FOR TELECOMMUNICATIONS (FOR 90 30 82 FOR MEASURING OR CHECKING SEMICONDUCTOR WAFERSOR DEVICES 90 30 84 OTHER, WITH A RECORDING DEVICE 90 30 89 OTHER 90 30 90 PARTS AND ACCESSORIES