1. Sources
  2. OECD International Trade
  3. International Trade By Commodity Statistics (SITC Rev. 2)
  4. 8: Miscellaneous manufactured articles
  5. 88: Photographic apparatus, optical goods, watches
  6. 884: Optical goods, n.e.s.
  7. 8841: Lenses, prisms, mirrors, other optical elements
  8. 88411: Lenses, prisms, mirrors, optical elements, unmounted

88411: Lenses, prisms, mirrors, optical elements, unmounted

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