I looked into early camera tubes recently- it's amazing that they work at all :-) The "image orthicon" https://en.wikipedia.org/wiki/Video_camera_tube#Image_or

I looked into early camera tubes recently- it's amazing that they work at all :-) The "image orthicon" https://en.wikipedia.org/wiki/Video_camera_tube#Image_orthicon https://en.wikipedia.org/wiki/Video_camera_tube#Image_orthic... can only be described as a Rube-Goldberg device.