Results 21 to 30 of about 314,761 (257)

Computational Super-Resolution Full-Parallax Three-Dimensional Light Field Display Based on Dual-Layer LCD Modulation

IEEE Access, 2020
Due to physical limitation in resolution of display device, it is usually very difficult to achieve a high spatial resolution and a high angular resolution simultaneously for a three-dimensional (3D) light field display.
Peng Wang, Xinzhu Sang, Duo Chen, Binbin Yan   +3 more
doaj   +1 more source

High-Resolution Phase-Only Holographic 3D Display Based on Light Field Images Rendered in the Frequency Domain

IEEE Photonics Journal, 2021
Phase-only holograms are more attractive than the amplitude holograms for the higher energy utilization and the possibility to realize on-axis holographic 3D display without conjugate image.
Fuyang Xu, Xin Yang, Zimo Liu, Yu Wenjie, Qiang Song, Guobin Ma, Ye Wenni   +6 more
doaj   +1 more source

Towards display-independent light-field formats [PDF]

2017 International Conference on 3D Immersion (IC3D), 2017
The absence of comprehensive and display-independent light- field formats hinders the interchange of light-field content between the capture and display sides of systems, and limits the prevalence as well as the market potential of light-field displays.
Aron Cserkaszky, Attila Barsi, Péter A. Kara, Maria G. Martini   +3 more
openaire   +2 more sources

Integral imaging-based tabletop light field 3D display with large viewing angle

Opto-Electronic Advances, 2023
Light field 3D display technology is considered a revolutionary technology to address the critical visual fatigue issues in the existing 3D displays.
Yan Xing, Xing-Yu Lin, Lin-Bo Zhang, Yun-Peng Xia, Han-Le Zhang, Hong-Yu Cui, Shuang Li, Tong-Yu Wang, Hui Ren, Di Wang, Huan Deng, Qiong-Hua Wang   +11 more
doaj   +1 more source

High-Quality and High-Efficiency Fabrication of Microlens Array by Rotary Profile Cutting Method

Micromachines
To enhance the fabrication consistency and surface quality of microlens array (MLA) molds, this study presents a high-quality and high-efficiency rotary profile-cutting (RPC) method conducted on a four-axis ultraprecision machining platform.
Liheng Gao, Xiuwen Sun, Qian Yu, Yinhui Wang, Md Nasir Uddin, Ruijue Duan, Gang Wang, Zhikang Zhou, Qiuchen Xie, Tao Sun, Tianfeng Zhou   +10 more
doaj   +1 more source

Precision separation of thick double-sided microlens arrays via stepwise immersion ultrafast laser modification and controlled thermal stress

Materials & Design
Double-sided microlens arrays (DSMLAs) are integral to large field of view imaging and precise beam shaping in compact optical systems. However, separating thick DSMLAs with precision and efficiency remains challenging, particularly due to laser ...
Qiuchen Xie, Tianfeng Zhou, Zhikang Zhou, Xuan Cui, Zihao Zeng, Peng Liu   +5 more
doaj   +1 more source

A Phenomenological Model for Dynamic Expansion of Defects in Semiconductor Lasers

Crystals
The failures of semiconductor lasers are often linked to the emergence or growth of defects. However, most research mainly focuses on the postmortem failure analysis caused by defects, lacking dynamic process analysis of defect expansion. This limitation
Yuqi Zhang, Jia Zhao, Feng Gao
doaj   +1 more source

Parallel light field: the framework and processes

智能科学与技术学报, 2021
The light field is the collection of lights in the environment, and the acquisition, calculation and display of light field information are extremely challenging and complex issues.The ACP-based theory of parallel light field provides a new and effective
Fei-Yue WANG, Xiangbing MENG, Sicong DU, Zheng GENG   +3 more
doaj  

Synthetic nano-kirigami with high deformability for reconfigurable information displays

Nature Communications
Transformable micro/nanostructures endow optical and mechanical metamaterials with customization and tunability. However, employing existing transformation mechanisms to achieve large mechanical deformations remains challenging due to the restricted ...
Xiaorong Hong, Haozhe Sun, Fei Meng, Meihua Niu, Yongyue Zhang, Xiaochen Zhang, Chongrui Li, Yingying Chen, Qingliang Jiao, Qinghua Liang, Weikang Dong, Yang Wang, Han Lin, Xiaodong Huang, Baohua Jia, Jiafang Li   +15 more
doaj   +1 more source

An Investigation into the Planning of Cutting Interpolation Point Positions to Improve the Surface Quality of Satellite Laser Communication Reflectors

Micromachines
Spherical/aspherical mirrors are widely used in satellite communication and imaging systems, but their reflectivity is affected by the surface roughness value.
Guilin Zhuang, Qian Yu, Zihao Zeng
doaj   +1 more source