It was almost ninety years ago, back in 1922, that the first 3D film was shown to a paying crowd. They used red and green glasses at the time, but the idea was the same. Add a third dimension to film – a field of depth – and give viewers an experience they’ve never had before. The Great Depression made it difficult to conduct expensive experiments like 3D film, and the technology lay dormant for thirty years. In the 1950s, 3D film exploded back onto the scene and was on its way to becoming the primary form of theatrical entertainment. High installation prices and another slumping economy meant that 3D would once again have to wait.Since then there have been numerous 3D resurgences. Theatergoers are always on the lookout for something new. For younger generations, three dimensional films are a brand new experience; for older generations,
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