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PCE
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DIFF Main Group
G01J 4/00

Measuring polarisation of light

Introduced: July 1974

IPC and CPC are identically structured here. All 2 subcodes exist in both systems.

1 shared codes have differing titles between IPC and CPC.

IPC defines codes here since 1974.

Child Classifications

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  • G01J 4/02 Polarimeters of separated-field type; Polarimeters of half-shadow type since 1974 IPC+CPC Available in IPC and CPC
  • G01J 4/04 Polarimeters using electric detection means (G01J4/02 takes precedence) since 1974 IPC+CPC Available in IPC and CPC