Rod Tucker takes a light-meter reading, England v Sri Lanka, 3rd Investec Test, Lord's, 5th day, June 13, 2016© Getty Images
Nuwan Pradeep was denied a wicket by Rod Tucker's no-ball call, England v Sri Lanka, 3rd Investec Test, Lord's, 4th day, June 12, 2016© AFP
Aleem Dar and Rod Tucker check the light metres, England v Sri Lanka, 1st Test, Headingley, 2nd day, May 20, 2016© PA Photos