Section XVIII — Optical, photographic, cinematographic, measuring, checking, precision, medical or surgical instruments and apparatus; clocks and watches; musical instruments; parts and accessories thereof
Heading
9031
Measuring or checking instruments, appliances and machines, not specified or included elsewhere in this Chapter; profile projectors.
Common commodities
Quality control profile projectorOptical inspection test benchBalancing machine for precision partsCoordinate measuring machine (CMM) for metal componentsLarge optical comparator for complex shapesPlanimeter for geometric analysisStandard gauge for dimension checkingProfile projector for automotive industryInspection equipment for aerospace componentsQuality control appliance for electronic devices