Jove
Visualize
Contact Us
JoVE
x logofacebook logolinkedin logoyoutube logo
ABOUT JoVE
OverviewLeadershipBlogJoVE Help Center
AUTHORS
Publishing ProcessEditorial BoardScope & PoliciesPeer ReviewFAQSubmit
LIBRARIANS
TestimonialsSubscriptionsAccessResourcesLibrary Advisory BoardFAQ
RESEARCH
JoVE JournalMethods CollectionsJoVE Encyclopedia of ExperimentsArchive
EDUCATION
JoVE CoreJoVE BusinessJoVE Science EducationJoVE Lab ManualFaculty Resource CenterFaculty Site
Terms & Conditions of Use
Privacy Policy
Policies

Related Experiment Video

Updated: Jun 20, 2026

Implementation of a Reference Interferometer for Nanodetection
16:11

Implementation of a Reference Interferometer for Nanodetection

Published on: April 26, 2014

Linear phase detection for a bimodal fiber sensor.

M Spajer

    Optics Letters
    |September 11, 2009
    PubMed
    Summary
    This summary is machine-generated.

    This study introduces a new method to measure fiber elongation using light interference. The technique achieves high precision, detecting elongations as small as 4 micrometers.

    Related Concept Videos

    You might also read

    Related Articles

    Articles linked to this work by shared authors, journal, and citation graph.

    Sort by
    Same author

    Model for reflection near field optical microscopy.

    Applied optics·2010
    Same author

    External and internal reflection near field microscopy: experiments and results.

    Applied optics·2010
    Same author

    In-plane displacement and strain measurement by speckle interferometry and moire derivation.

    Applied optics·2010
    Same author

    Characterization of HIFU transducers designed for sonochemistry application: cavitation distribution and quantification.

    Ultrasonics·2009
    Same author

    Photocurrent near-field microscopy of Schottky barriers.

    Journal of microscopy·2001
    Same author

    Shaping the reflection near-field optical probe: finite domain time difference modelling and fabrication using a focused ion beam.

    Journal of microscopy·2001
    Same journal

    Gaussian-modulated continuous-variable quantum key distribution over 60 km fiber using an integrated silicon photonic receiver.

    Optics letters·2026
    Same journal

    E2E-OCT: end-to-end joint learning model using optical coherence tomography images for vocal cord leukoplakia diagnosis.

    Optics letters·2026
    Same journal

    Holographic generation of panoramic 3D scenes by concave ellipsoidal mirror reflection.

    Optics letters·2026
    Same journal

    Dual-pilot phase recovery with pair-wise maximum-ratio combining for coherent PONs.

    Optics letters·2026
    Same journal

    Mapping the whispering gallery modes of a CaF<sub>2</sub> disk resonator with half-tapered fibers to estimate the fundamental mode volume.

    Optics letters·2026
    Same journal

    Quantitative estimation of deep-subwavelength scale via dark-field scattering axial energy concentration decay profiles.

    Optics letters·2026
    See all related articles

    Area of Science:

    • Optics and Photonics
    • Fiber Optic Sensing
    • Metrology

    Background:

    • Fiber optic sensors are crucial for various applications.
    • Measuring fiber elongation accurately is essential for monitoring structural integrity and performance.
    • Existing methods may lack precision or require active components.

    Purpose of the Study:

    • To develop a passive phase-detection technique for measuring fiber elongation.
    • To achieve high precision and a linear response in fiber elongation measurements.
    • To demonstrate the technique's effectiveness through experimental validation.

    Main Methods:

    • Utilizing interference between the LP(01) and LP(02) modes in optical fibers.
    • Implementing a passive phase-detection system with a far-field mask.

    More Related Videos

    Label-free Single Molecule Detection Using Microtoroid Optical Resonators
    08:53

    Label-free Single Molecule Detection Using Microtoroid Optical Resonators

    Published on: December 29, 2015

    Transmission of Multiple Signals through an Optical Fiber Using Wavefront Shaping
    09:43

    Transmission of Multiple Signals through an Optical Fiber Using Wavefront Shaping

    Published on: March 20, 2017

    Related Experiment Videos

    Last Updated: Jun 20, 2026

    Implementation of a Reference Interferometer for Nanodetection
    16:11

    Implementation of a Reference Interferometer for Nanodetection

    Published on: April 26, 2014

    Label-free Single Molecule Detection Using Microtoroid Optical Resonators
    08:53

    Label-free Single Molecule Detection Using Microtoroid Optical Resonators

    Published on: December 29, 2015

    Transmission of Multiple Signals through an Optical Fiber Using Wavefront Shaping
    09:43

    Transmission of Multiple Signals through an Optical Fiber Using Wavefront Shaping

    Published on: March 20, 2017

  • Employing spatial filters in the image of the fiber end face for signal processing.

    • Main Results:

    • The developed technique provides a linear response for fiber elongation measurement.
    • Experimental results demonstrate a precision of approximately 3% of one period.
    • This precision corresponds to the detection of 4-micrometer elongations.

    Conclusions:

    • The passive phase-detection technique offers a precise and reliable method for measuring fiber elongation.
    • The system's simplicity and high accuracy make it suitable for various sensing applications.
    • This advancement contributes to improved monitoring and control in fiber optic systems.