G01J2001/067 - CPC Classification Index

ClassID:

165818 ⎘

G01J2001/067 - CPC Classification

Classification description:

Photometry, e.g. photographic exposure meter; Details; Optical or mechanical part supplementary adjustable parts; Restricting the angle of incident light for angle scan

Sub-classes:

G01J2001/068 » {by diaphragm or the like} 0