IPC Subgroup
G01B 9/02098 Shearing interferometers
Introduced: January 2022
Full Title
Measuring instruments characterised by the use of optical techniques > Interferometers > Self-interferometers > Shearing interferometers
Classification Context
- Section:
- PHYSICS
- Class:
- MEASURING; TESTING
- Subclass:
- MEASURING LENGTH, THICKNESS OR SIMILAR LINEAR DIMENSIONS; MEASURING ANGLES; MEASURING AREAS; MEASURING IRREGULARITIES OF SURFACES OR CONTOURS