9001900080
- 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
- Unmounted glass lenses, prisms and cemented elements for use in the manufacture or repair of goods of CN codes 9002, 9005, 9013 10 and 9015