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Phase-shifting (Sagnac) interferometer with external phase control

✍ Scribed by Ferrari, José A. ;Garbusi, Eugenio


Book ID
115352229
Publisher
The Optical Society
Year
2005
Tongue
English
Weight
199 KB
Volume
44
Category
Article
ISSN
1559-128X

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Compact phase-shifted Sagnac interferome
✍ P.A. Fomitchov; S. Krishnaswamy; J.D. Achenbach 📂 Article 📅 1997 🏛 Elsevier Science 🌐 English ⚖ 628 KB

A compact fibre, phase-shifted Sagnac interferometer for ultrasound detection has been developed. The interferometer is a truly path-matched device, and therefore requires no path stabilization or heterodyning. It is a less expensive and more robust alternative to the heterodyne or path-stabilized