GB/T 3717-1983
abolished_transferred
GB 20849-2007
Abolished
National standards
force_standard
GB 20849-2007 Safety requirements for 35 mm motion-picture projectors
GB 20849-2007 Safety requirements for 35 mm motion-picture projectors
Basic Information
Standard Code:
GB 20849-2007
Standard Type:
National standards
Standard Status:
Abolished
is_force_gb:
yes
CCS Name:
Projection equipment and its accessories
ICS Name:
Film equipment
Publish Date:
2007-01-18
Implement Date:
2007-06-01
Pages:
6 pages
Scope
This standard specifies the safety requirements and test methods for 35 mm film projectors.
This standard applies to film projectors that project 35 mm film.
Development Information
Related Standards
GB/T 5874-1986
Active
GB/T 5874-1986 Image produced by camera aperture type W on 16mm motion-picture film—Position and dimensions
GB/T 15397-1994
Active
GB/T 15397-1994 Measurement methods of A-chain and B-chain electro-acoustic frequency response of motion-picture control rooms, review rooms and indoor theatres
GB/T 4645-1994
Replaced
GB/T 4645-1994 Screen luminance for the projection of motion-picture prints in indoor theatres and review rooms
GB/T 13982-1998
Replaced
GB/T 13982-1998 The reflective projection screens
GB/T 13982-2005
Replaced