For the green screen effect, studios could actually use specialized optical filters. They could apply one filter that would ignore a specific wavelength of the color green. Then they could film ...

It was also that year's winner for Best Visual Effects ... This is the blue screen, developed by Lawrence Butler and it looks and works similar to the green screen we use today.

You can even use the green screen effect on CapCut and other mobile-ready video editing apps. Green screens themselves don't pack in any technology or possess any special traits — other than ...