A real-time sensor based on a lensed photonic crystal fiber (LPCF) is developed for measuring external refractive index (ERI). The sensor head is composed of a LPCF and a micro-mirror encapsulated in a silica tube. The device and the measurement process are extremely simple and fast.

Gopinath Mudhana

Physics

School of Advanced Sciences

Chennai Campus

K.S. Park

S.J. Park

Y.H. Kim

B.H. Lee

Vellore Institute of Technology (VIT) is a private university located in&nbsp;Tamil Nadu, India. Founded in 1984, as Vellore Engineering College, the institution offers 20 undergraduate, 34 postgraduate, four integrated and four research programs. It has campuses in Vellore, Amravati, Bhopal and Chennai.

VIT is one of the top ranked private universities in India according to NIRF, THE and QS Rankings.&nbsp;Govt. of India has recognized&nbsp;VIT, Vellore as an&nbsp;Institution of Eminence. This has allowed VIT to take independent quality initiatives and move up in world ranking.

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VIT University

Technical Digest - 15th OptoElectronics and Communications Conference, OECC2010

Real-time refractive index sensor based on lensed photonic crystal fiber