4831Level 4

Optical instruments

CPC v2.1 class (Optical instruments) within 'Optical instruments and photographic equipment, and parts and accessories thereof'. UN Central Product Classification grouping of related products at this level.

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48311Optical fibres and optical fibre bundles; optical fibre cables (except those made up of individually sheathed fibres); sheets and plates of polarizing material; lenses, prisms, mirrors and other optical elements (except of glass not optically worked), whether or not mounted, other than for cameras, projectors or photographic enlargers or reducers

48312Spectacles, goggles and the like, corrective, protective or other

48313Frames and mountings for spectacles, goggles or the like

48314Binoculars, monoculars and other optical telescopes; other astronomical instruments, except instruments for radio-astronomy; compound optical microscopes

48315Liquid crystal devices n.e.c.; lasers, except laser diodes; other optical appliances and instruments n.e.c.

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