GB/T 4645-1994
Screen luminance for the projection of motion-picture prints in indoor theatres and review rooms (English Version)
- Standard No.
- GB/T 4645-1994
- Language
- Chinese, Available in English version
- Release Date
- 1994
- Published By
- General Administration of Quality Supervision, Inspection and Quarantine of the People‘s Republic of China
- Status
- 2007-03
- Replace By
- GB/T 4645-2006
- Latest
- GB/T 4645-2006
- Scope
- This standard specifies the screen luminance and chromaticity for the projection of 70mm, 35mm and 16mm film copies at a film speed of 24 frames/s in indoor theaters and accredited projection rooms. This standard applies to indoor theaters, accredited screening rooms, and other screening venues. Note: In this standard, the term "screen" refers to the projection screen area that is compatible with the adopted frame size and projection system.
GB/T 4645-1994 history
- 2006 GB/T 4645-2006 Screen luminance for the projection of motion-picture prints in indoor theatres and review rooms
- 1994 GB/T 4645-1994 Screen luminance for the projection of motion-picture prints in indoor theatres and review rooms
