Non-linear optics

Introduced: July 1974

Full Title

Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics > Non-linear optics

CPC subdivides this area 3x more granularly than IPC with 8 additional codes.

8 codes are CPC-only extensions.

2 shared codes have differing titles between IPC and CPC.

IPC defines codes here since 1974.

Child Classifications

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G02F 1/3501 +4 CPC CPC only CPC only
G02F 1/3511 +1 CPC CPC only CPC only
G02F 1/3515 +2 CPC CPC only CPC only
G02F 1/3523 CPC only CPC only
G02F 1/3525 CPC only CPC only
G02F 1/3526 CPC only CPC only
G02F 1/3528 CPC only CPC only
G02F 1/353 +6 CPC CPC only CPC only
G02F 1/355 characterised by the materials used since 2000 +4 CPC IPC+CPC Available in IPC and CPC
G02F 1/365 in an optical waveguide structure (G02F1/377, take precedence) since 2000 IPC+CPC Available in IPC and CPC
G02F 1/37 for second-harmonic generation since 1974 +2 CPC IPC+CPC Available in IPC and CPC
G02F 1/39 for parametric generation or amplification of light, infrared or ultraviolet waves since 1974 +3 CPC IPC+CPC Available in IPC and CPC