… Lenses, prisms, mirrors and other optical elements, of any material, mounted, being parts of … or apparatus, other than such elements of glass not optically worked. …
Explanatory notes
… 90.02 ‑ Lenses, prisms, mirrors and other optical elements, of any material, mounted, being parts of … or apparatus, other than such elements of glass not optically worked. ‑ Objective lenses : 9002.11 … ‑ ‑ Other 9002.20 ‑ Filters 9002.90 ‑ Other With the exception of ophthalmic lenses (which when mounted …