DIFF Subgroup
G02B 6/02 Optical fibres with cladding
Introduced: January 1985
Full Title
Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings > Optical fibres with cladding
CPC subdivides this area 4x more granularly than IPC with 10 additional codes.
10 codes are CPC-only extensions.
2 shared codes have differing titles between IPC and CPC.
IPC defines codes here since 2006.
Child Classifications
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- G02B 6/028 with core or cladding having graded refractive index since 2006 +4 CPC IPC+CPC Available in IPC and CPC
- G02B 6/036 core or cladding comprising multiple layers since 2006 +3 CPC IPC+CPC Available in IPC and CPC