GB/T 7242-1987
Replaced
JB/T 8252-1999
Active
Industry standards-Mechanical
JB/T 8252-1999 Fornt lens barrels up to 100mm-Dimensions Important to the connection of auxiliaries
JB/T 8252-1999 Fornt lens barrels up to 100mm-Dimensions Important to the connection of auxiliaries
Basic Information
Standard Code:
JB/T 8252-1999
Standard Type:
Industry standards
Standard Status:
Active
is_force_gb:
no
CCS Name:
Cameras and photographic equipment
ICS Name:
Photographic equipment, projectors
Publish Date:
1999-08-06
Implement Date:
2000-01-01
Pages:
4 pages
Development Information
Replace the following standards
JB/T 8252-1995
Adopt standards
ISO 1948-1987
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 13157-1991
Active
GB/T 13157-1991 Overall electro-acoustic frequency response for reproduction of 35mm optical sound track—Reproduction characteristics
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