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Common-path phase-shifting interferometer with binary grating

✍ Scribed by Cruz Meneses-Fabian; Gustavo Rodriguez-Zurita; Jose F. Vazquez-Castillo; Carlos Robledo-Sanchez; Víctor Arrizón

Publisher
Elsevier Science
Year
2006
Tongue
English
Weight
410 KB
Volume
264
Category
Article
ISSN
0030-4018

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A portable phase-shifting interferometer
A portable phase-shifting interferometer with optical zoom system
✍ Zhishan Gao; Rihong Zhu; Lei Chen; Qing Wang; Yong He; Huidong Ji 📂 Article 📅 2004 🏛 John Wiley and Sons 🌐 English ⚖ 217 KB

## Abstract Three important parts of a portable phase‐shifting interferometer with optical zoom system are described. The first is a phase‐shifter whose driver is integrated in small size with milli‐voltage resolution and kHz dynamic‐frequency response. Second, a seed‐algorithm is proposed that som