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 22, 2026

Characterization of SiN Integrated Optical Phased Arrays on a Wafer-Scale Test Station
05:57

Characterization of SiN Integrated Optical Phased Arrays on a Wafer-Scale Test Station

Published on: April 1, 2020

Linearity of the pyramid wavefront sensor.

Anna Burvall, Elizabeth Daly, Stéphane R Chamot

    Optics Express
    |June 17, 2009
    PubMed
    Summary
    This summary is machine-generated.

    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

    Rebound activation of 5-HT neurons following SSRI discontinuation.

    Neuropsychopharmacology : official publication of the American College of Neuropsychopharmacology·2024
    Same author

    Leveraging explanations in interactive machine learning: An overview.

    Frontiers in artificial intelligence·2023
    Same author

    The bacteriology of pleural infection (TORPIDS): an exploratory metagenomics analysis through next generation sequencing.

    The Lancet. Microbe·2022
    Same author

    Extending the depth of field with chromatic aberration for dual-wavelength iris imaging.

    Optics express·2017
    Same author

    Noise analysis of speckle-based x-ray phase-contrast imaging.

    Optics letters·2016
    Same author

    Service Bundle Recommendation for Person-Centered Care Planning in Cities.

    Studies in health technology and informatics·2016

    The pyramid wavefront sensor, similar to the Fourier knife-edge test, uses dynamic modulation to measure wavefront derivatives. Geometrical optics approximations accurately predict sensor performance, simplifying complex diffraction calculations.

    Area of Science:

    • Optics
    • Wavefront Sensing

    Background:

    • Pyramid wavefront sensors are advanced optical instruments.
    • They are analogous to Fourier knife-edge tests but use dynamic modulation.

    Purpose of the Study:

    • To compare geometrical optics calculations, diffraction calculations, and experimental results for circular modulation in pyramid wavefront sensors.
    • To validate the use of geometrical optics approximations for predicting sensor response.

    Main Methods:

    • Circular modulation was applied to the pyramid wavefront sensor.
    • Approximate geometrical optics calculations were performed.
    • Exact diffraction calculations were conducted.
    • Experimental measurements were obtained.

    Main Results:

    More Related Videos

    Measurements of Waves in a Wind-wave Tank Under Steady and Time-varying Wind Forcing
    08:54

    Measurements of Waves in a Wind-wave Tank Under Steady and Time-varying Wind Forcing

    Published on: February 13, 2018

    Bringing the Visible Universe into Focus with Robo-AO
    10:35

    Bringing the Visible Universe into Focus with Robo-AO

    Published on: February 12, 2013

    Related Experiment Videos

    Last Updated: Jun 22, 2026

    Characterization of SiN Integrated Optical Phased Arrays on a Wafer-Scale Test Station
    05:57

    Characterization of SiN Integrated Optical Phased Arrays on a Wafer-Scale Test Station

    Published on: April 1, 2020

    Measurements of Waves in a Wind-wave Tank Under Steady and Time-varying Wind Forcing
    08:54

    Measurements of Waves in a Wind-wave Tank Under Steady and Time-varying Wind Forcing

    Published on: February 13, 2018

    Bringing the Visible Universe into Focus with Robo-AO
    10:35

    Bringing the Visible Universe into Focus with Robo-AO

    Published on: February 12, 2013

    • A rigorous derivation from diffraction theory confirmed the relationship between wavefront derivative and sensor response.
    • Geometrical, diffraction, and experimental results showed strong agreement.
    • The approximate linear relationship was validated.

    Conclusions:

    • Approximate geometrical optics predictions are sufficiently accurate for pyramid wavefront sensor analysis.
    • These approximations offer a simpler alternative to complex diffraction calculations.
    • The findings support the practical application of geometrical optics in wavefront sensing.