RDS exploded view: (1) shock supressors, (2) HEPA filter, (3) lower-level structure, (4) camera base plate, (5) discrete photodetector PCB, (6) camera subassemblie, (7) intermediate-level structure, (8) upper level structure, (9) lateral optical channel subassemblie, (10) top channel subassemblie, (11) octogonal top cover, and (12) sapphire window. The rectangle includes a detail (reversed view) of the tight integration between RDS-DP and SkyCam sub-assemblies: (5a) semi-rigid RDS-DP optical head PCB, (5b) semi-rigid RDS-DP processing electronics PCB, (6a) Skycam optical head, (6b) Skycam electronic box, and (6c) Skycam I/F internal cable.