Overview

• The cross-polarisation device enhances contrast to reveal bruises invisible to the naked eye, particularly on darker skin tones.
• After a south London pilot in which 45% of 33 uses led to charges, officers have completed specialist training and adopted strict victim consent protocols.
• Project Archway evidence has already contributed to convictions, including the 15-year sentence for Ashley Bramble at Wood Green Crown Court.
• Ethical scrutiny by the CPS, the Black Police Association and the Met Ethics Board preceded deployment to safeguard victim rights and data integrity.
• The technology is integrated into the V100 programme targeting the most dangerous offenders and will feed into a planned UK-wide expansion.