9001900018
- Optical fibres and optical fibre bundles; optical fibre cables other than those of heading 8544; sheets and plates of polarising material; lenses (including contact lenses), prisms, mirrors and other optical elements, of any material, unmounted, other than such elements of glass not optically worked
- Other
- Fibre optic plates: - uncoated and unpainted, - of a length of 30mm or more, but not more than 234.5mm, - of a width of 7mm or more, but not more than 28mm, and - of a height of 0.5mm or more, but not more than 3mm of a kind used in dental x-ray systems