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IPC Subgroup
G01N 21/21

Polarisation-affecting properties

Introduced: January 1980

Last revised: January 2006

Full Title

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 > Polarisation-affecting properties

Classification Context

Section:
PHYSICS
Class:
MEASURING; TESTING
Subclass:
INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES

Related Keywords

POLARIMETERS for investigating materials

1 direct subcode

Child Classifications

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