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. 2019 May 15;19(10):2247. doi: 10.3390/s19102247

Figure 2.

Figure 2

Front-side experimental set-up and a frame with a laser beam taken by a consumer video camera (a) The set-up includes three fog machines on the stage, a pair of mirrors, a small mirror for high-power laser beam reflection and adjustment of the direction of the laser beam, a laser and a backside curtain. The camera and timing controllers are placed on the other side. (b) The frame is extracted from images taken with a consumer video camera. Other frames are completely dark. Fog released at the second emission is falling over the stagnated fog generated after the first release.