ClassID:

167871

G01N2021/4146 - CPC Classification

Classification description:

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; Refractometers, e.g. differential Differential cell arrangements

Recent Application in this class: