John Hadfield and Green Door Films: the UK's only High Speed Photography and Cinematography freelance service offering 16mm, 35mm and High Speed

VideoCustomers include: Natural History Companies, Television Drama, Pop Promos, Television Commercials, Industrial, Research and Government Departments John Hadfield is a member of: Association for High Speed Photography and Photonics (AHSPP). (Committee Member) The Guild of British Camera Technicians.