CPC Main Group Additional Only
F21V 2200/00 Use of light guides, e.g. fibre optic devices, in lighting devices or systems
4 direct subcodes
Child Classifications
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- F21V 2200/10 of light guides of the optical fibres type
- F21V 2200/20 of light guides of a generally planar shape
- F21V 2200/30 of light guides doped with fluorescent agents
- F21V 2200/40 of hollow light guides