Craft Leaders: Demetri Portelli, Stereographer

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One of the world’s leading specialists in 3D production, Demetri Portelli’s credits include Oscar winner Hugo through to Ang Lee’s upcoming sci-fi film Gemini Man – and he thinks that 3D filmmaking remains vital to the future of cinema

3D filmmaking may be in one of its periodic retreats but to some it remains vital to the future of cinematic storytelling. Adherents include Peter Jackson, Ridley Scott, Wim Wenders, Martin Scorsese, Ang Lee and James Cameron who also conclude that shooting 3D live on set rather than as a visual effects conversion achieves the best quality results.

“There is no magic 3D button you can push,” says Demetri Portelli, a stereographer / stereo supervisor. “The process is organic and has to be worked out natively, calibrated fastidiously and created frame by frame.”

The stereographer is responsible for the artistic and technical execution of generating stereo digital motion pictures, using married pairs of cameras and lenses. Portelli is arguably its leading exponent.

He was at the centre of Martin Scorsese’s five times Academy Award-winning 3D film…

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