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 Concept Videos

Deflection of a Beam01:19

Deflection of a Beam

374
Accurately determining beam deflection and slope under various loading conditions in structural engineering is crucial for ensuring safety and structural integrity. Singularity functions offer a streamlined approach to analyzing beams, especially when multiple loading functions complicate the bending moment equation.
Singularity functions, described in an earlier lesson, are powerful mathematical tools that represent discontinuities within a function commonly encountered in structural loading...
374
Plotting and Calibrating the Root Locus01:19

Plotting and Calibrating the Root Locus

182
Root loci often diverge as system poles shift from the real axis to the complex plane. Key points in this transition are the breakaway and break-in points, indicating where the root locus leaves and reenters the real axis. The branches of the root locus form an angle of 180/n degrees with the real axis, where n is the number of branches at a breakaway or break-in point.
The maximum gain occurs at the breakaway points between open-loop poles on the real axis, while the minimum gain is...
182
Design Example: Measuring Distance Between Two Points with Obstructions01:10

Design Example: Measuring Distance Between Two Points with Obstructions

119
When measuring distances in areas with physical obstructions, such as a lake in a field, surveyors must employ techniques to calculate accurate lengths without direct line measurements. One effective method is the offset technique, which allows for precise distance estimation over inaccessible stretches.In this scenario, a surveyor must measure a side of an area that crosses a lake. Since the measuring tape cannot span the lake, the surveyor begins by establishing a baseline that aligns with...
119
Focusing of Light in the Eye01:16

Focusing of Light in the Eye

3.2K
Light rays enter the eye through the cornea, a transparent dome-shaped tissue that is the eye's outermost layer. The cornea bends or refracts, light rays traveling to the pupil. The shape of the cornea determines how much of the light is bent and whether the image will be focused correctly on the retina at the back of the eye. Once the light has passed through both refraction layers, it converges into a single focal point onto a small area. This is where photoreceptors start transforming...
3.2K

You might also read

Related Articles

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

Sort by
Same author

Compact Spectral Encoding Microscopy by Terrace Grating Optics.

ACS photonics·2026
Same author

Platelet and Fibrinogen Dynamics After CAR-T Cell Therapy in Relapsed/Refractory B-Cell Lymphoma May Predict ICANS Onset.

European journal of haematology·2026
Same author

Fabrication of Customized Diffractive Optics in under 10 Minutes via Single-Shot Grayscale Projection on a Consumer-Grade DLP System.

ACS photonics·2026
Same author

One-click reconstruction in single-molecule localization microscopy via experimental parameter-aware deep learning.

Npj imaging·2025
Same author

Author Correction: THY1-mediated mechanisms converge to drive YAP activation in skin homeostasis and repair.

Nature cell biology·2025
Same author

High-throughput DNA repair monitoring in Saccharomyces cerevisiae suggests SSB- and DSB-induced chromatin reconfiguration.

Scientific reports·2025
Same journal

Long-term stabilization of intensity-difference squeezing from four-wave mixing in rubidium vapor.

Optics express·2026
Same journal

Robust 3D topography measurement of large-range high-aspect-ratio structures based on dual-domain statistical filtering in SD-OCT.

Optics express·2026
Same journal

Broadband transmissive terahertz metasurface for simultaneous quad-mode OAM multiplexing.

Optics express·2026
Same journal

Leveraging two-dimensional materials for high-sensitivity optical sensors: quasi-bound states in the continuum within hybrid metasurfaces.

Optics express·2026
Same journal

Resolution investigation for dual-spherical-wave optical scanning holographic microscopy: methods and performance.

Optics express·2026
Same journal

Robustness of parallel subnetwork-filtered diffractive deep neural networks.

Optics express·2026
See all related articles

Related Experiment Video

Updated: Sep 11, 2025

Simulating the Mechanics of Lens Accommodation via a Manual Lens Stretcher
05:14

Simulating the Mechanics of Lens Accommodation via a Manual Lens Stretcher

Published on: February 23, 2018

6.9K

Point spread function modeling and engineering in black-box lens systems.

Dafei Xiao, Reut Orange Kedem, Yoav Shechtman

    Optics Express
    |August 13, 2025
    PubMed
    Summary
    This summary is machine-generated.

    This study introduces a new method to model and engineer the point spread function (PSF) in unknown imaging systems, like commercial lenses. This enables precise wavefront shaping for improved computational imaging and 3D localization.

    More Related Videos

    Scanning Light Scattering Profiler SLPS Based Methodology to Quantitatively Evaluate Forward and Backward Light Scattering from Intraocular Lenses
    06:55

    Scanning Light Scattering Profiler SLPS Based Methodology to Quantitatively Evaluate Forward and Backward Light Scattering from Intraocular Lenses

    Published on: June 6, 2017

    7.7K
    Author Spotlight: Advancing Understanding of Age-Related Lens Stiffness Changes
    05:19

    Author Spotlight: Advancing Understanding of Age-Related Lens Stiffness Changes

    Published on: April 5, 2024

    2.4K

    Related Experiment Videos

    Last Updated: Sep 11, 2025

    Simulating the Mechanics of Lens Accommodation via a Manual Lens Stretcher
    05:14

    Simulating the Mechanics of Lens Accommodation via a Manual Lens Stretcher

    Published on: February 23, 2018

    6.9K
    Scanning Light Scattering Profiler SLPS Based Methodology to Quantitatively Evaluate Forward and Backward Light Scattering from Intraocular Lenses
    06:55

    Scanning Light Scattering Profiler SLPS Based Methodology to Quantitatively Evaluate Forward and Backward Light Scattering from Intraocular Lenses

    Published on: June 6, 2017

    7.7K
    Author Spotlight: Advancing Understanding of Age-Related Lens Stiffness Changes
    05:19

    Author Spotlight: Advancing Understanding of Age-Related Lens Stiffness Changes

    Published on: April 5, 2024

    2.4K

    Area of Science:

    • Computational Imaging
    • Optical Engineering
    • Wave Optics

    Background:

    • Point spread function (PSF) engineering is crucial for encoding object information in imaging systems.
    • Existing methods rely on known imaging models, limiting applications with 'black box' systems like commercial lenses.

    Purpose of the Study:

    • To develop a general imaging model for arbitrary lens systems.
    • To create a pipeline for automatic parameter determination of this model.
    • To enable PSF engineering in systems with unknown attributes.

    Main Methods:

    • Wave-optics analysis of general lens systems.
    • Derivation of a general imaging model using scaled Fourier transform.
    • Development of an automatic parameter determination pipeline.

    Main Results:

    • High PSF modeling accuracy achieved when applied to a photographic lens.
    • Demonstrated capability of "seeing what you design" in optical systems.
    • Successful implementation of PSF engineering for optimal 3D localization.

    Conclusions:

    • The developed pipeline enables accurate wavefront shaping design in arbitrary imaging systems.
    • This work significantly improves computational imaging capabilities.
    • Facilitates advanced optical design for applications like precise 3D localization.