Optica· 2021Q1

Single-photon imaging over 200 km

Zheng-Ping Li, Jun-Tian Ye, Xin Huang, Peng-Yu Jiang et al.

Short summary

A compact single-photon lidar system achieved 3D imaging at 201.5 km, using high-efficiency optics and a novel noise-suppression technique.

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InstrumentationPhysics and Astronomy