Information regarding “Safeguard Sentinel” system for 68 Chryslers

So, I was watching this old vender video about the '68 Chrysler lineup, and noticed this part at 6:50:

I have been considering off and on down the road of modding in a auto-dimmer setup for my car (just because it'd be easier than manually pressing the floor button, luxury and all that), but what was interesting to me was upon googling, the actual autronic eye was practically impossible to find, at least a Chrysler period-spec model. Until I noticed this...

Information regarding "Safeguard Sentinel" system for 68 Chryslers
Author: EurekaSevven