167887 ⎘
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; Refractivity; Phase-affecting properties, e.g. optical path length by measuring critical angle; Sensing resonant reflection with investigation of wavelength
Method and device for analysing a sample using a resonant support, illuminated by infrared radiation
#2Method and device for analysing a sample, implementing a resonant support
#3Optical refractive index measuring system based on speckle correlation
#4Optically amplified critical wavelength refractometer