The lowdown - How does 3D work'

By 2008-08-01T00:00:00

The 3D projection formats introduced in the 1950s were cumbersome, labour-intensive and required two cameras projecting onto the same screen, making synchronisation difficult. Today, there are three far more sophisticated 3D digital projection technologies in the theatrical market: RealD, Dolby Digital Cinema and Imax 3D.

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