Abstract
We present two novel multi-frequency techniques for absolute range measurement in interferometry. A comparison of these techniques with the method of excess fractions has been performed by computer simulation and experimental data is presented.
Original language | English |
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Pages (from-to) | 406-409 |
Number of pages | 4 |
Journal | Proceedings of SPIE - the International Society for Optical Engineering |
Volume | 5502 |
DOIs | |
Publication status | Published - 2004 |
Event | Second European Workshop on Optical Fibre Sensors, EWOFS'04 - Santander, Spain Duration: 9 Jun 2004 → 11 Jun 2004 |
Keywords
- Absolute phase measurement
- Multi-frequency interferometry
- Profilometry