1. Sources
  2. OECD International Trade
  3. International Trade By Commodity Statistics (SITC Rev. 3)
  4. 8: Miscellaneous manufactured articles
  5. 88: Photo apparatus, optical goods, watches and clocks
  6. 884: Optical goods, n.e.s.
  7. 8841: Optical fibres, bundles, cables; prisms, mirrors, etc.
  8. 88417: Spectacle lenses of other materials

88417: Spectacle lenses of other materials

In case you need help on a certain topic you can consult our Glossary.
You are invited to leave your comments and improvements here