9001900045
- 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
- Rod of neodymium-doped yttrium-aluminium garnet (YAG) material, polished at both ends