IPC Subgroup
G01J 3/08 Beam-switching arrangements
Introduced: September 1968
Last revised: January 2006
Full Title
Spectrometry; Spectrophotometry; Monochromators; Measuring colours > Details > Beam-switching arrangements
Classification Context
- Section:
- PHYSICS
- Class:
- MEASURING; TESTING
- Subclass:
- MEASUREMENT OF INTENSITY, VELOCITY, SPECTRAL CONTENT, POLARISATION, PHASE OR PULSE CHARACTERISTICS OF INFRARED, VISIBLE OR ULTRAVIOLET LIGHT; COLORIMETRY; RADIATION PYROMETRY