What am I missing? Is there an easier way to do this?

How about heat sensors? If mounted on a rotatable hinge, set off my about 30 degrees. Kinda like the following:

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/ \

Object.


measuring each of the devices, one will probably show more "heat" than another, and turn the camera to that direction. When they are equal , they are in the middle.

I have never done something like this before... Maybe someone has, and can say "Dwayne aint going to work" or come up with a much better idea than mine.

I think you can get infrared heat sensors at cheap store for next to nothing.

Dwayne