IPC Subgroup
G01B 11/24 for measuring contours or curvatures
Introduced: September 1968
Last revised: January 2006
Full Title
Measuring arrangements characterised by the use of optical techniques > for measuring contours or curvatures
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
3 direct subcodes
Child Classifications
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- G01B 11/245 using a plurality of fixed, simultaneously operating transducers
- G01B 11/25 by projecting a pattern, e.g. moiré fringes, on the object
- G01B 11/255 for measuring radius of curvature