Q-MAX filters are approved to British standard BS3944.

The British standard BS3944 was drafted by Cinematography and Photography Standards Policy Committee (CPM/-) and handed over to the technical committee CPM/3 that at the time of standardisation consisted of the following members:

• Association of British Theatre Technicians
• Association of Manufacturers Allied to the Electrical and Electronic Industry (BEAMA ltd.)
• British Broadcasting Corporation (BBC)
• British Film Institute
• British Kinematograph, Sound and Television Society
• Chartered Institution of Building Services Engineers
• Chief and Assistant Chief Fire Officers’ Association
• Cinema Exhibitors’ Association
• Defence Manufacturers’ Association
• Electrical Installation Equipment Manufacturers’ Association (BEAMA Ltd.)
• Electrical, Electronic, Telecommunications and Plumbing Union
• Home Office
• ITV Association
• Lighting Industry Federation Ltd.
• National Association of Theatrical, Television and Kine Employees
• National Radiological Protection Board
• Royal Photographic Society
• Society of Television Lighting Directors

The final standard has been issued in 1965 with major changes in 1992 and is since then unchanged valid.

The Q-MAX BS3944 certificate can be downloaded as PDF file for Acrobat Reader here. File size is 1.12 megabytes.