Jove
Visualize
Contact Us

Related Concept Videos

Phase Contrast and Differential Interference Contrast Microscopy01:26

Phase Contrast and Differential Interference Contrast Microscopy

11.1K
Phase-Contrast Microscopes
In-phase-contrast microscopes, interference between light directly passing through a cell and light refracted by cellular components is used to create high-contrast, high-resolution images without staining. It is the oldest and simplest type of microscope that creates an image by altering the wavelengths of light rays passing through the specimen. Altered wavelength paths are created using an annular stop in the condenser. The annular stop produces a hollow cone of...
11.1K

You might also read

Related Articles

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

Sort by
Same journal

Human-AI Interaction in Interventional Radiology: A Narrative Review of Current Applications, Challenges, and Future Directions.

Journal of imaging·2026
Same journal

Coronary Artery Anomalies and Anatomical Variants: Cross-Sectional Diagnostic Imaging and Clinical Background.

Journal of imaging·2026
Same journal

YoLeTooth: A Unified Framework for Joint Tooth Segmentation and Periapical Lesion Detection in Panoramic Radiographs.

Journal of imaging·2026
Same journal

Radiomics-Guided Multi-Sequence Learning for Pathological Complete Response Prediction from Breast MRI with Missing Auxiliary Sequences.

Journal of imaging·2026
Same journal

Cutaneous Thermography in Arthropathies: Quantitative Imaging, Machine Learning, and Clinical Translation.

Journal of imaging·2026
Same journal

Two-Stage Dynamic Synergistic Segmentation Method for Myocardial Pathology.

Journal of imaging·2026
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: Oct 16, 2025

Time Multiplexing Super Resolving Technique for Imaging from a Moving Platform
06:25

Time Multiplexing Super Resolving Technique for Imaging from a Moving Platform

Published on: February 12, 2014

8.6K

High Spatial-Resolution Digital Phase-Stepping Shearography.

Awatef Rashid Al Jabri1, Kazi Monowar Abedin1, Sheikh Mohammed Mujibur Rahman1

  • 1Physics Department, College of Science, Sultan Qaboos University, P.O. Box 36, Muscat 123, Oman.

Journal of Imaging
|October 22, 2021
PubMed
Summary
This summary is machine-generated.

This study introduces a high-resolution digital phase-stepping shearography method using a DSLR camera. The novel approach significantly enhances spatial resolution for industrial non-destructive testing (NDT).

Keywords:
center-loaded platedigital shearographyhigh spatial resolutionnon-destructive testingphase-steppingspeckle interferometry

More Related Videos

Compact Lens-less Digital Holographic Microscope for MEMS Inspection and Characterization
10:28

Compact Lens-less Digital Holographic Microscope for MEMS Inspection and Characterization

Published on: July 5, 2016

10.4K
Micro/Nano-scale Strain Distribution Measurement from Sampling Moiré Fringes
06:56

Micro/Nano-scale Strain Distribution Measurement from Sampling Moiré Fringes

Published on: May 23, 2017

12.4K

Related Experiment Videos

Last Updated: Oct 16, 2025

Time Multiplexing Super Resolving Technique for Imaging from a Moving Platform
06:25

Time Multiplexing Super Resolving Technique for Imaging from a Moving Platform

Published on: February 12, 2014

8.6K
Compact Lens-less Digital Holographic Microscope for MEMS Inspection and Characterization
10:28

Compact Lens-less Digital Holographic Microscope for MEMS Inspection and Characterization

Published on: July 5, 2016

10.4K
Micro/Nano-scale Strain Distribution Measurement from Sampling Moiré Fringes
06:56

Micro/Nano-scale Strain Distribution Measurement from Sampling Moiré Fringes

Published on: May 23, 2017

12.4K

Area of Science:

  • Optical Metrology
  • Non-Destructive Testing (NDT)
  • Materials Science

Background:

  • Digital phase-stepping shearography is a laser speckle interferometry technique for mapping object stresses.
  • Conventional methods use lower-resolution video cameras, limiting spatial resolution.

Purpose of the Study:

  • To develop and demonstrate a high spatial resolution phase-stepping shearography technique.
  • To improve the capability of shearography for industrial non-destructive testing applications.

Main Methods:

  • Utilized a 24-megapixel DSLR camera for still image acquisition.
  • Employed a Michelson-type shearing interferometer with a clamped, loaded plate.
  • Applied various phase-stepping algorithms to generate shearograms.

Main Results:

  • Achieved significantly higher spatial resolution compared to conventional video-rate shearography (approximately 5x improvement).
  • Generated high-resolution phase maps from substantial deformations on the test plate.
  • Successfully demonstrated the effectiveness of different phase-stepping algorithms.

Conclusions:

  • Switching from video to still imaging methods dramatically increases spatial resolution in phase-stepping shearography.
  • The proposed method offers substantial benefits for industrial non-destructive testing.
  • High-resolution shearography enables more detailed stress analysis in deformed objects.