175159 ⎘
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 for the control of the intensity, phase, polarisation or colour based on ceramics or electro-optical crystals, e.g. exhibiting Pockels effect or Kerr effect with ferro-electric properties using photorefractive effects
Photochromic lens module, camera and terminal device
#2Display device
#3METHOD FOR FORMING A MULTIPLE CHARGE GENERATING PHOTOREFRACTIVE POLYMER COMPOSITE FOR HOLOGRAM WRITING
#4Optical device having photonic crystal structure
#5Encapsulated photoelectrophoretic display