ClassID:

175463

G02F1/397 - CPC Classification

Classification description:

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, infra-red or ultra-violet waves Amplification of light by wave mixing involving an interference pattern, e.g. using photorefractive material

Recent Application in this class: