Wide Field-of-View, Large-Area Long-wave Infrared Silicon Metalenses

Hung-I Lin, Jeffrey Geldmeier, Erwan Baleine +6

Long-wave infrared (LWIR, 8-12 $\mu m$ wavelengths) is a spectral band of vital importance to thermal imaging. Conventional LWIR optics made from single-crystalline Ge and chalcogenid…