GB/T 7242-1987
Replaced
GB/T 13157-1991
Active
National standards
GB/T 13157-1991 Overall electro-acoustic frequency response for reproduction of 35mm optical sound track—Reproduction characteristics
GB/T 13157-1991 Overall electro-acoustic frequency response for reproduction of 35mm optical sound track—Reproduction characteristics
Basic Information
Standard Code:
GB/T 13157-1991
Standard Type:
National standards
Standard Status:
Active
is_force_gb:
no
CCS Name:
Films and photography techniques
ICS Name:
Photographic equipment, projectors
Publish Date:
1991-09-16
Implement Date:
1992-06-01
Publisher:
The National Technical Supervision Bureau
Technical Committee:
China Film Science and Technology Research Institute of the Ministry of Radio, Film and Television
Pages:
12 pages
Development Information
Drafting Units:
China Film Science and Technology Research Institute of the Ministry of Radio, Film and Television
Adopt standards
ISO 7831-86
Related Standards
GB/T 9048-1988
Abolished
GB/T 9048-1988 Image area produced by 65mm and 70mm motion-picture camera aperture and maximum projectable image area on 70mm motion-picture prints—Positions and dimensions
GB/T 13964-1992
Replaced
GB/T 13964-1992 Photographic machinery—Vocabulary
GB/T 13985-1992
Replaced
GB/T 13985-1992 Operating force and strength of camera
GB/T 13986-1992
Abolished
GB/T 13986-1992 Photoelectric method for measuring exposure in focal planes of camera
GB/T 13987-1992
Replaced