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 surgical instruments and apparatus; parts and accessories thereof 90 30 OSCILLOSCOPES, SPECTRUM ANALYSERS AND OTHER INSTRUMENTS AND APPARATUS FOR MEASURING O Commodity Code Description 90 30 10 Instruments and apparatus for measuring or detecting ionising radiations 90 30 20 Oscilloscopes and Oscillographs 90 30 30 Other instruments and apparatus, for measuring or checking voltage, current, resistan 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 90 30 82 For measuring or checking semiconductor wafers or devices 90 30 84 Other, with a recording device 90 30 89 Other instruments and apparatus 90 30 90 Parts and accessories