Enter the matrix: artist Antony Gormley's light spectacle at the White Cube

A viewer walks through Antony Gormley's Breathing Room III, a large-scale matrix of tubular lights that changes as the light levels rise and fall Photograph: David Levene for the Guardian Photograph: guardian.co.uk At regular intervals the overhead lights come on, recharging the tubes with energy Photograph: David Levene for the Guardian Photograph: guardian.co.uk As the lights are switched off, the 15 interconnecting 'frames' begin to glow Photograph: David Levene for the Guardian Photograph: guardian.co.uk Gormley's installation fills the space with incremental shades of light as the glow lingers Photograph: David Levene for the Guardian Photograph: guardian.co.uk The structure seems to change character as darkness falls Photograph: David Levene for the Guardian Photograph: guardian.co.uk Darkness descends again upon Breathing Room III, leaving the matrix fully illuminated Photograph: Fiona Hanson/PA Photograph: Fiona Hanson/guardian.co.uk A visitor is reduced to a silhouette as she picks her way through the installation Photograph: Carl De Souza/AFP/Getty Images Photograph: Carl De Souza/guardian.co.uk Antony Gormley stands inside his new artwork Photograph: David Levene for the Guardian Photograph: guardian.co.uk