|
This page displays all 「FI」 in main group G01J9/00. |
HB:Handbook | ||||
|
CC:Concordance | |||||
|
|
Measuring optical phase difference; Determining degree of coherence; Measuring optical wavelength (spectrometry G01J 3/00) [3] | HB | CC | 2G020 | |
|
|
.by interferometric methods [3] | HB | CC | 2G020 | |
|
|
.by beating two waves of the same source but of different frequency and measuring the phase shift of the lower frequency obtained [3] | HB | CC | 2G020 | |