G01J5/50 - CPC Classification Index

ClassID:

166257 ⎘

G01J5/50 - CPC Classification

Classification description:

Sub-classes:

G01J5/505 » {using photographic recording} 29
G01J5/52 » using comparison with reference sources, e.g. disappearing-filament pyrometer 32
G01J5/58 » using absorption; using polarisation; using extinction effect 92
G01J5/60 » using determination of colour temperature {Pyrometry using two wavelengths filtering; using selective, monochromatic or bandpass filtering; using spectral scanning} 116
G01J5/62 » using means for chopping the light {Compensation for background radiation of chopper element} 22

Recent Application in this class:

20210287876

Light interference system and substrate processing apparatus

20060066265

Illumination device and control method