195803 ⎘
Advertising or display means not otherwise provided for using special optical effects with colour-mixing effects Special effects using different wavelengths
Optical module and aerosol generating device comprising thereof
#2Display device
#3Controlling a lighting device having at least two electric light sources
#4Color changing display systems
#5Color changing display systems
#6Dual light sources having similar solor temperatures and different spectral characteristics
#7Color changing display systems
#8INTELLIGENT LED