Search research articles

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

The Children's Urgent Reduction of Forearm Fractures in the Emergency Department (CURFFED) project : a national prospective trainee-led collaborative audit of practice.

Bone & joint open·2026

Same author

Over-wavelength pitch sized diffraction gratings for augmented reality applications.

Optics express·2022

Same author

Enhancement of Both Faraday and Kerr Effects with an All-Dielectric Grating Based on a Magneto-Optical Nanocomposite Material.

ACS omega·2020

Same author

Near field focusing by edge diffraction: publisher's note.

Optics letters·2018

Same author

Near field focusing by edge diffraction.

Optics letters·2018

Same author

Individual Colorimetric Observer Model.

PloS one·2016

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

Search research articles

Related Experiment Video

Updated: Oct 11, 2025

Fabrication of High Contrast Gratings for the Spectrum Splitting Dispersive Element in a Concentrated Photovoltaic System

Fabrication of High Contrast Gratings for the Spectrum Splitting Dispersive Element in a Concentrated Photovoltaic System

Published on: July 18, 2015

Optical Efficiency Enhancement of Nanojet-Based Dielectric Double-Material Color Splitters for Image Sensor

Oksana Shramkova¹, Valter Drazic¹, Bobin Varghese¹

¹InterDigital R&D France, Immersive Lab., 975 Avenue des Champs Blancs, 35576 Cesson Sevigne, France.

Nanomaterials (Basel, Switzerland)

|November 27, 2021

Summary

We developed a novel color splitter using nanojet (NJ) beam technology for image sensors. This method efficiently directs specific light wavelengths, improving color separation and reducing element size.

Keywords:

NJ beam deflection color splitter double material element image sensor light diffraction

More Related Videos

Infrared Degenerate Four-wave Mixing with Upconversion Detection for Quantitative Gas Sensing

Infrared Degenerate Four-wave Mixing with Upconversion Detection for Quantitative Gas Sensing

Published on: March 22, 2019

Demonstration of Equal-Intensity Beam Generation by Dielectric Metasurfaces

Demonstration of Equal-Intensity Beam Generation by Dielectric Metasurfaces

Published on: June 7, 2019

Related Experiment Videos

Last Updated: Oct 11, 2025

Fabrication of High Contrast Gratings for the Spectrum Splitting Dispersive Element in a Concentrated Photovoltaic System

Fabrication of High Contrast Gratings for the Spectrum Splitting Dispersive Element in a Concentrated Photovoltaic System

Published on: July 18, 2015

Infrared Degenerate Four-wave Mixing with Upconversion Detection for Quantitative Gas Sensing

Infrared Degenerate Four-wave Mixing with Upconversion Detection for Quantitative Gas Sensing

Published on: March 22, 2019

Demonstration of Equal-Intensity Beam Generation by Dielectric Metasurfaces

Demonstration of Equal-Intensity Beam Generation by Dielectric Metasurfaces

Published on: June 7, 2019

Area of Science:

Optics and Photonics
Nanotechnology
Image Sensor Technology

Background:

Traditional image sensors use filters to separate colors, leading to light loss.
Existing color splitting methods face challenges with efficiency and miniaturization.

Purpose of the Study:

To introduce a new color splitter design based on the nanojet (NJ) beam phenomenon.
To offer an alternative to conventional color filtering in image sensors.
To enhance color separation and reduce the physical size of optical elements.

Main Methods:

Utilizing the nanojet (NJ) beam phenomenon for near-field focusing.
Designing a double-material element with a dielectric insert for light splitting.
Implementing a Deep-Trench Isolation (DTI) structure to minimize crosstalk.
Optimizing the position of the DTI to improve spectral separation.

Main Results:

Demonstrated efficient guidance of selected light bandwidths to specific photosensitive areas.
Achieved size reduction of the color splitting element through the use of a dielectric insert.
Showcased improved separation of blue, green, and red light by adjusting DTI placement.

Conclusions:

The proposed NJ-based color splitter offers a viable alternative to traditional filtering methods.
The integration of a dielectric insert and optimized DTI structure enables miniaturization and enhanced performance.
This technology has the potential to improve the efficiency and color accuracy of image sensors.