Fig. 2: High resolution single photon sensitive 3D imaging.
From: Noise-tolerant single photon sensitive three-dimensional imager

a Time-resolving photon counting from two different longitudinal positions. b MLV histogram for two regions (A and B) within the dotted lines in (c). c 5 cm × 7 cm CNC machined aluminum depth resolution calibration chart. d Reconstructed image of the depth resolution chart in (c).