CPC Subgroup
G02F 1/39 for parametric generation or amplification of light, infrared or ultraviolet waves
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 > for parametric generation or amplification of light, infrared or ultraviolet waves
3 direct subcodes
Child Classifications
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