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

Optimal intensity-modulation projection technique for three-dimensional shape measurement.

Cunwei Lu1, Limin Xiang

  • 1Department of Electronics and Information, Fukuoka Institute of Technology, 3-30-1 Wajirohigashi, Higashi-Ku, Fukuoka 8110295, Japan. lu@fit.ac.jp

Applied Optics
|September 19, 2003
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

Steroidal Saponins from the Bulbs of Chinese Onion (<i>Allium chinense</i> G. Don) and Their Antiproliferation Potential.

Journal of agricultural and food chemistry·2026
Same author

Anti-inflammatory steroidal glycosides from Allium chinense G. don.

Phytochemistry·2026
Same author

Impact of chronic kidney disease stage on seizure frequency and severity in pediatric epilepsy patients.

BMC nephrology·2026
Same author

Left Ventricular Mass Index and Relative Wall Thickness Predict Atrial High-Rate Episodes in Patients With Pacemaker Implantation.

Echocardiography (Mount Kisco, N.Y.)·2025
Same author

Single-Cell Super-Resolution Quantification of Oxidative DNA Damage via Aptamer-Assisted DNA-PAINT.

Analytical chemistry·2025
Same author

Quantifying the Shape and Stiffness of Single Extracellular Vesicles in Aqueous Solution via Membrane Diffusivity Measurements.

Chemical & biomedical imaging·2025
Same journal

Multifunctional reconfigurable terahertz metasurface based on vanadium dioxide phase transition: achieving broadband absorption and efficient polarization conversion.

Applied optics·2026
Same journal

High-Q-factor electromagnetically induced transparency utilizing quasi-bound states in the continuum in an all-dielectric terahertz metasurface.

Applied optics·2026
Same journal

Automated stitching interferometry for high-precision metrology of X-ray mirrors.

Applied optics·2026
Same journal

Experimental demonstration of an approach to designing a metal-dielectric DBR resonant cavity structure.

Applied optics·2026
Same journal

High-precision wavefront reconstruction from a single-shot interferogram using a physics-driven hybrid feature calibration network.

Applied optics·2026
Same journal

Ultra-high-Q Fano resonance based on coupled topological corner states in Kagome photonic crystals.

Applied optics·2026
See all related articles

A novel optimal intensity-modulation projection technique enhances 3D topography measurement by reducing time and improving accuracy. This advanced method reliably handles complex patterns and multiple objects.

Area of Science:

  • Optics and Photonics
  • Metrology
  • Computer Vision

Background:

  • Accurate three-dimensional (3D) topography measurement is crucial for various scientific and industrial applications.
  • Existing pattern projection techniques face challenges with measurement speed, accuracy, and handling complex object scenarios.

Purpose of the Study:

  • To introduce and evaluate a new pattern projection technique for 3D topography measurement.
  • To demonstrate significant improvements in measurement time and stripe detection accuracy.
  • To address limitations of previous methods in dealing with discontinuous patterns and multiple objects.

Main Methods:

  • Development of the optimal intensity-modulation projection technique.
  • Comparative analysis against existing pattern projection methods.

Related Experiment Videos

  • Testing the technique's performance on discontinuous patterns and multiple objects.

    • Main Results:

    • The optimal intensity-modulation projection technique significantly reduces measurement time.
    • Markedly improved stripe detection accuracy compared to previous techniques.
    • Reliable measurement of 3D topography for discontinuous patterns and multiple objects.

    Conclusions:

    • The optimal intensity-modulation projection technique offers a substantial advancement in 3D topography measurement.
    • The technique provides a faster, more accurate, and robust solution for complex measurement tasks.