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It turns out there was a previously unnoticed pinhole in the engine’s fuel pickup tube.

Then R.C.A.'s new "image orthicon" pickup tube went into action, and the girls reappeared on the screen, brighter than ever.

One "scans" the optical image of the scene the "pickup tube" is looking at.

In the television "camera," a lens focuses a picture of the scene on a light-sensitive coating inside the pickup tube's front end.