G01J2001/1673 - CPC Classification Index

ClassID:

165844 ⎘

G01J2001/1673 - CPC Classification

Classification description:

Photometry, e.g. photographic exposure meter by comparison with reference light or electric value provisionally void using electric radiation detectors using a reference sample

Recent Application in this class:

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2025-07-31

METHOD FOR MONITORING A TAILLIGHT, MONITORING SYSTEM AND VEHICLE

20220316942

2022-10-06

System, apparatus and method for in situ polychromatic measurement of optical properties of topically applied sunscreen

20210270668

2021-09-02

System, apparatus and method for in situ polychromatic measurement of optical properties of topically applied sunscreen

20210262855

2021-08-26

Light detection system, discharge probability calculating method, and received light quantity measuring method

20200018640

2020-01-16

System, apparatus and method for in situ polychromatic measurement of optical properties of topically applied sunscreen

20160227621

2016-08-04

Techniques for lumen maintenance and color shift compensation

20150316411

2015-11-05

Method and System for Intrinsic LED Heating for Measurement