Wide Field of View Large Aperture Meta-Doublet Eyepiece
Author Information
Author(s): Wirth-Singh Anna, Fröch Johannes E., Yang Fan, Martin Louis, Zheng Hanyu, Zhang Hualiang, Tanguy Quentin T., Zhou Zhihao, Huang Luocheng, John Demis D., Stamenic Biljana, Hu Juejun, Gu Tian, Majumdar Arka
Primary Institution: Department of Physics, University of Washington, Seattle, WA USA
Hypothesis
Can a meta-optic doublet eyepiece achieve a wide field of view and large aperture in a compact form-factor?
Conclusion
The meta-optic doublet eyepiece demonstrates high-quality image projection over a 60° field of view and a 2 cm entrance aperture, suitable for near-eye display applications.
Supporting Evidence
- The meta-optic doublet eyepiece achieves a field of view greater than 60°.
- It has an entrance aperture of 2.1 cm.
- The performance is comparable to traditional refractive lens systems.
- The design considers realistic constraints such as eye relief and pupil size.
- Experimental results show excellent agreement with theoretical models.
Takeaway
This study shows a new type of eyepiece that can see a wide area clearly without being heavy or bulky, which is great for virtual reality and night vision.
Methodology
The meta-optics were fabricated using electron beam lithography and characterized through point spread function measurements.
Limitations
The maximum aperture size is limited by the fabrication process, and the system is designed for single-wavelength illumination at 633 nm.
Digital Object Identifier (DOI)
Want to read the original?
Access the complete publication on the publisher's website