There's only one control. Turn one way and its up, the other, down.

So the extension has been trimmed, painted and put back up and the projector is all squared up.

I now understand why people love lens shift. Every time I had to move the whole rig horizontally on the track, I had to tweak everything again.

Next up is the screen wall.

Fred

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Blujays1: Spending Fred's money one bottle at a time, no two... Oh crap!