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 Videos

Phase-shifting shearing interferometer.

D W Griffin

    Optics Letters
    |November 23, 2007
    PubMed
    Summary
    This summary is machine-generated.

    A novel phase-shifting interferometer, built upon lateral shearing principles, eliminates the need for precise alignment. Continuous phase variation is achieved using voltage-controlled liquid-crystal phase retarders, simplifying optical measurements.

    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

    Poultry litter as potential source of pathogens and other contaminants in groundwater and surface water proximal to large-scale confined poultry feeding operations.

    The Science of the total environment·2020
    Same author

    Low dose human chorionic gonadotropin administration at the time of gonadotropin releasing-hormone agonist trigger versus 35 h later in women at high risk of developing ovarian hyperstimulation syndrome - a prospective randomized double-blind clinical trial.

    Journal of ovarian research·2019
    Same author

    Technical errors in scintigraphic measurements of gastric emptying.

    Journal of nuclear medicine : official publication, Society of Nuclear Medicine·2013
    Same author

    Predicting successful induction of oocyte maturation after gonadotropin-releasing hormone agonist (GnRHa) trigger.

    Human reproduction (Oxford, England)·2012
    Same author

    Do patients with chronic low back pain have an altered level and/or pattern of physical activity compared to healthy individuals? A systematic review of the literature.

    Physiotherapy·2012
    Same author

    Prospective randomized clinical trial assessing the efficacy of Denamarin for prevention of CCNU-induced hepatopathy in tumor-bearing dogs.

    Journal of veterinary internal medicine·2011
    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
    • Interferometry
    • Optical Metrology

    Background:

    • Traditional interferometers often require complex and precise alignment procedures.
    • Achieving continuous phase shifting typically involves mechanical components or specialized optical setups.

    Purpose of the Study:

    • To develop a simplified single-element phase-shifting interferometer.
    • To eliminate the need for critical alignment in interferometric systems.
    • To enable continuous and electronically controlled phase variation.

    Main Methods:

    • Development of a phase-shifting interferometer based on lateral shearing principles.
    • Utilizing a commercially available liquid-crystal phase retarder for voltage-controlled phase modulation.
    • Integration into a single-element configuration to minimize alignment sensitivity.

    Related Experiment Videos

    Main Results:

    • Successful demonstration of a single-element phase-shifting interferometer.
    • The interferometer design obviates the requirement for precise optical alignment.
    • Continuous phase shifting is achieved by modulating the voltage applied to the liquid-crystal phase retarder.

    Conclusions:

    • The developed interferometer offers a simplified and robust approach to phase-shifting measurements.
    • This technology has potential applications in various fields requiring precise optical metrology.
    • The use of liquid-crystal technology provides an electronically tunable and alignment-free interferometric solution.