GB/T 9862-1988
Active
GB/T 2923-1995
Active
National standards
GB/T 2923-1995 Determination of ISO speed of black-and-white pictorial still camera negative film/process systems
GB/T 2923-1995 Determination of ISO speed of black-and-white pictorial still camera negative film/process systems
Basic Information
Standard Code:
GB/T 2923-1995
Standard Type:
National standards
Standard Status:
Active
is_force_gb:
no
CCS Name:
Information using chemicals
ICS Name:
Photographic paper, film, and darkroom trays
Publish Date:
1995-12-20
Implement Date:
1996-08-01
Pages:
8 pages
Development Information
Replace the following standards
GB 2923-1982
Referenced Standards
GB/T 11500-1989 Geometric conditions for measuring transmission density
GB/T 11500-2008 Photography—Density measurement—Part 2:Geometric conditions for transmission density
GB/T 11501-1989 Spectral conditions for measuring photography density
GB/T 11501-2008 Photography—Density measurement—Part 3:Spectral conditions
GB/T 15061-1994 General specifications for sensitometry of silver halide photographic materials—Part 1:sensitometric exposure conditions of films to be exposured for incandescent tungsten and daylight
Adopt standards
ISO 6-1993
Related Standards
GB/T 9863-1988
Active
GB/T 9863-1988 Method for determining the speed of colour reversal camera films
GB/T 9864-1988
Replaced
GB/T 9864-1988 Method for determination of silver in photographic films, papers, emulsions, fixing baths, effluents, sludges or residues
GB/T 11541-1989
Replaced
GB/T 11541-1989 Photographic base paper
GB/T 12682-1990
Abolished
GB/T 12682-1990 Test method for comparing colour stabilities of colour photographic images
GB/T 14766-1993
Replaced