Trace: » pictures
Photo-diode Translation Unit
Figure 1: The individual components of the translation system (minus bolts)
You can see the heat dissipation holes on one of the plywood pieces: this is where the motor will be mounted.
Figure 2: The large gear glued onto a nut
Figure 3: The motor fixed at horizontally
Figure 4: A close up of the two gears aligned perfectly
Figure 5: The whole unit