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. 2014 May 30;4:5134. doi: 10.1038/srep05134

Figure 2. FSO payload.

Figure 2

(a), STSAT-2C scientific satellite (drawn by S.-H. Lee). (b), Assembled FSO payload. (c), Expanded view of FSO payload. PCB: printed circuit board, LD: laser diode, PD: photodetector. (d), Open views of the optical compartment (left) and electronic compartment (right).