DIFF Subgroup
G01B 9/02061 Reduction or prevention of effects of tilts or misalignment
Introduced: January 2022
Full Title
Measuring instruments characterised by the use of optical techniques > Interferometers > Reduction or prevention of errors; Testing; Calibration > Passive reduction of errors > Reduction or prevention of effects of tilts or misalignment
No child classifications to compare. This is a leaf node in both IPC and CPC.