Method to enlarge the viewing angle of integral imaging using two overlapped display panels

Chao Li, Haowen Ma, Juan Liu*

*Corresponding author for this work

Research output: Chapter in Book/Report/Conference proceedingConference contributionpeer-review

Abstract

Integral imaging is a promising naked-eye three-dimensional (3D) display technology. However, the intrinsic tradeoff between the wide viewing angle and high resolution refrains its further application. In order to enlarge the viewing angle of integral imaging without sacrificing the resolution, we propose a method that employs two overlapped display panels. An additional display panel has been introduced into the conventional integral imaging. The display area of the additional display panel can be divided into transparent region and information-loaded region. The transparent region is loaded with blank information, allowing light to pass through without modulation. The information-loaded region is opaque, which contains element image array (EIA) and blocks crosstalk, then to establish an additional viewing angle. The combination of these two viewing angles forms an enlarged viewing angle. The experimental results reveal the successful establishment of the additional viewing angle, effectively enlarging the horizontal viewing angle of integral imaging from 8°to 16°. The two-layer display method provides the 3D display system with a higher space-bandwidth product, overcoming the constraints between viewing angle and display resolution.

Original languageEnglish
Title of host publicationFourteenth International Conference on Information Optics and Photonics, CIOP 2023
EditorsYue Yang
PublisherSPIE
ISBN (Electronic)9781510671744
DOIs
Publication statusPublished - 2023
Event14th International Conference on Information Optics and Photonics, CIOP 2023 - Xi'an, China
Duration: 7 Aug 202310 Aug 2023

Publication series

NameProceedings of SPIE - The International Society for Optical Engineering
Volume12935
ISSN (Print)0277-786X
ISSN (Electronic)1996-756X

Conference

Conference14th International Conference on Information Optics and Photonics, CIOP 2023
Country/TerritoryChina
CityXi'an
Period7/08/2310/08/23

Keywords

  • Light field display
  • integral imaging
  • viewing angle

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