167908 ⎘
Investigating or analysing materials by the use of optical means, i.e. using sub-millimetre waves, infrared, visible or ultraviolet light; Systems in which incident light is modified in accordance with the properties of the material investigated; Scattering, i.e. diffuse reflection Discriminating different types of scatterers
NOISE SUPPRESSION USING SIGNAL STRENGTH RATIO METRIC MODULATED LIGHT
#2DUST SENSOR
#3Device for detecting the presence of pollen in the air, and corresponding detection method
#4Illumination system for recognizing material and method of recognizing material using the same
#5Image processing apparatus, image processing method, image capturing device and storage medium
#6Illumination system for recognizing material and method of recognizing material using the same
#7Sensor device for high-resolution detection of target substances
#8Detection of particle characteristics
#9Systems, devices, and methods employing angular-resolved scattering and spectrally resolved measurements for classification of objects
#10Systems, devices, and methods employing angular-resolved scattering and spectrally resolved measurements for classification of objects
#11Laser scanning module including an optical isolator
#12Tri modal spectroscopic imaging
#13Detection of particle characteristics
#14Particulate detector
#15Water contamination measurement apparatus
#16SMOKE DETECTORS PARTICULARLY DUCTED SMOKE DETECTORS
#17Tri modal spectroscopic imaging
#18Smoke detectors particularly ducted smoke detectors