Related Experiment Video
Updated: Apr 30, 2026
10:28
Compact Lens-less Digital Holographic Microscope for MEMS Inspection and Characterization
Published on: July 5, 2016
10.2K
Information multiplexing from optical holography to multi-channel metaholography
Andrés Márquez1,2, Chi Li3, Augusto Beléndez1,2
1I.U. Física Aplicada a las Ciencias y las Tecnologías, Universidad de Alicante, P.O. Box 99, 03080 Alicante, Spain.
Nanophotonics (Berlin, Germany)
|December 5, 2024
Summary
This review explores optical holography, from traditional volume holograms to advanced metasurface holograms. It highlights metasurface holography
Area of Science:
- Optics and Photonics
- Nanotechnology
- Information Storage
Background:
- Holography is crucial for optical information storage and processing.
- Applications include 3D displays, LiDAR, optical encryption, and AI.
- Traditional holography uses volume holograms, while emerging methods utilize ultrathin metasurface holograms.
Purpose of the Study:
- To provide a comprehensive overview of optical holography.
- To review volume holography and emerging digital holography with metasurfaces.
- To summarize fabrication methods and applications of metasurface holography.
Main Methods:
- Review of volume holography for multiplexing.
- Analysis of digital holograms implemented by ultrathin metasurfaces.
- Summary of fabrication techniques for holographic media and digital holograms.
Main Results:
- Metasurface holography enables multi-functional holographic multiplexing using polarization, wavelength, and incident angle.
- High-bandwidth metasurface holograms show sensitivity to light's orbital angular momentum.
- Advances in flat meta-optics and nanotechnology are driving metasurface hologram fabrication.
Conclusions:
- Metasurface holography represents a rapidly developing field with significant potential.
- Future development focuses on advanced holographic applications and enhanced functionalities.
- Holography continues to evolve, impacting various photonic technologies.
