热成像金属的反向设计,在4×4微波计阵列上实现100°视野
Munseong Bae1, Eunbi Jang2, Chanik Kang3
1Department of Electronic Engineering, Hanyang University, Seoul 04763, Republic of Korea.
Micromachines
|January 28, 2026
概括
我们开发了一种用于长波红外 (LWIR) 成像的新金属,为消费电子产品和物联网 (IoT) 设备提供广泛的视野. 这种紧而高效的镜头克服了边缘应用传统光学的局限性.
科学领域:
- 光学和光子学 在光学和光子学.
- 超材料是什么?超材料是什么?
- 红外成像技术 红外成像技术
背景情况:
- 传统的长波红外 (LWIR) 光学通常是昂贵的,低效的,或具有有限的视野 (FoV),阻碍了它们在消费者和物联网 (IoT) 平台中的采用.
- 低射成像的可扩展性受到传统多元镜头系统的批量和成本的限制.
研究的目的:
- 为低成本,低功耗消费者和物联网边缘设备优化LWIR成像设计和演示一个反向设计的metalens.
- 为了实现广的视野 (FoV) 和强大的性能,适合微波计阵列.
主要方法:
- 使用基于连接的反向设计,与制造意识的约束集成.
- 整合了一个圆形的源模型,以便在优化过程中准确考虑斜率的发生.
- 开发了一个多层金属结构.
主要成果:
- 反向设计的金属实现了高达100°的广泛的FoV.
- 证明了强大的聚焦效率和稳定的角度到位置映射在4x4微波表阵列上.
- 与商业狭窄FoV镜头相比,在低分辨率,低成本的边缘LWIR模块中实现了优越的成像性能.
结论:
- 拟议的metalens为消费者应用中的LWIR成像提供了一个实用,紧和节能的解决方案.
- 这种设计消除了对大型光学堆的需求,降低了成本和形式因素.
- 能够在智能建筑,移动传感和监控中实现新的应用.
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