Search research articles

ABOUT JoVE

Overview Leadership Blog JoVE Help Center

AUTHORS

Publishing Process Editorial Board Scope & Policies Peer Review FAQ Submit

LIBRARIANS

Testimonials Subscriptions Access Resources Library Advisory Board FAQ

RESEARCH

JoVE Journal Methods Collections JoVE Encyclopedia of Experiments Archive

EDUCATION

JoVE Core JoVE Business JoVE Science Education JoVE Lab Manual Faculty Resource Center Faculty Site

Terms & Conditions of Use

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

Association of Toothbrushing, Dental Flossing, and Interdental Brushing with Stroke Risk.

Journal of dentistry·2026

Same author

Cardiorenal Outcomes of Empagliflozin Versus Dapagliflozin in Secondary Prevention Among Patients With Type 2 Diabetes and Atherosclerotic Cardiovascular Disease: A Nationwide Cohort Study.

Diabetes, obesity & metabolism·2026

Same author

Body mass index variability and pancreatic cancer risk in South Korean adults: a nationwide cohort study.

Korean journal of family medicine·2026

Same author

Effects of dietary xylanase supplementation on growth performance and gut health of weaned pigs fed a high non-starch polysaccharides diet.

Journal of animal science and technology·2026

Same author

When tumor contact reshapes CAR-T cells.

The Journal of experimental medicine·2026

Same author

New Insights into Dietary L-Glutamate and L-Aspartate Modulation of Hematology, Immune Responses, and Metabolite Profiles in Enterotoxigenic <i>Escherichia coli</i> Challenged Piglets.

Metabolites·2026

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

Search research articles

Related Experiment Video

Updated: Mar 12, 2026

Multimodal Volumetric Retinal Imaging by Oblique Scanning Laser Ophthalmoscopy oSLO and Optical Coherence Tomography OCT

Multimodal Volumetric Retinal Imaging by Oblique Scanning Laser Ophthalmoscopy oSLO and Optical Coherence Tomography OCT

Published on: August 4, 2018

Optical range-finding system using a single-image sensor with liquid crystal display aperture.

Sangwoo Park, Jinbeum Jang, Sangkeun Lee

|November 15, 2016

Summary

This summary is machine-generated.

This study introduces an optical range-finding camera with a liquid crystal display (LCD) to create flexible, off-axis apertures. It measures color disparity in stereo images to accurately estimate object distances.

More Related Videos

Author Spotlight: A Stable Phantom Material for Optical and Acoustic Imaging

Author Spotlight: A Stable Phantom Material for Optical and Acoustic Imaging

Published on: June 16, 2023

Time Multiplexing Super Resolving Technique for Imaging from a Moving Platform

Time Multiplexing Super Resolving Technique for Imaging from a Moving Platform

Published on: February 12, 2014

Related Experiment Videos

Last Updated: Mar 12, 2026

Multimodal Volumetric Retinal Imaging by Oblique Scanning Laser Ophthalmoscopy oSLO and Optical Coherence Tomography OCT

Multimodal Volumetric Retinal Imaging by Oblique Scanning Laser Ophthalmoscopy oSLO and Optical Coherence Tomography OCT

Published on: August 4, 2018

Author Spotlight: A Stable Phantom Material for Optical and Acoustic Imaging

Author Spotlight: A Stable Phantom Material for Optical and Acoustic Imaging

Published on: June 16, 2023

Time Multiplexing Super Resolving Technique for Imaging from a Moving Platform

Time Multiplexing Super Resolving Technique for Imaging from a Moving Platform

Published on: February 12, 2014

Area of Science:

Optics and Photonics
Computer Vision
Imaging Systems

Background:

Traditional range-finding methods often rely on complex or rigid optical setups.
Accurate depth perception is crucial for applications in robotics, augmented reality, and autonomous systems.
Existing stereo vision techniques can be sensitive to calibration and environmental conditions.

Purpose of the Study:

To present a novel optical range-finding camera system.
To demonstrate a flexible method for generating multiple, off-axis apertures using a liquid crystal display (LCD).
To enable accurate distance estimation through color disparity analysis.

Main Methods:

Utilized a liquid crystal display (LCD) to dynamically create multiple, off-axis color-filtered apertures.
Acquired stereo images using pairs of these off-axis apertures.
Measured the color disparity between corresponding points in the stereo image pair.
Estimated scene point distance based on the calibrated relationship between color disparity and depth.

Main Results:

Successfully demonstrated an optical range-finding camera with flexible aperture generation.
Validated the principle of estimating distance using color disparity from stereo images.
Achieved range-finding capabilities through a novel application of LCD technology.

Conclusions:

The proposed LCD-based optical range-finding camera offers a flexible and potentially cost-effective solution for depth perception.
Color disparity measurement provides a viable method for distance estimation in this system.
This approach opens new avenues for adaptable 3D imaging systems.