| 90 | Optical instruments and apparatus, photographic, cinematographic, measuring, checking, precision, medical or surgical; parts and accessories |
| 9017 | Charting tools, marking-out or mathematical calculating instruments (for example, drafting machines, pantographs, protractors, drawing sets, slide rules, disc calculators); hand tools, for linear measurements (eg measuring |
| 901710 | Tables and machines drawing, automatic or non-automatic |
| 9017109000 | Other tables and machines drawing automatic or non-automatic |