GB/T 13996-1992
Abolished
GB/T 12357.4-2026
Pending
National standards
GB/T 12357.4-2026 Multimode optical fibres for telecommunication—Part 4:Sectional specification for category A4 multimode fibres
GB/T 12357.4-2026 Multimode optical fibres for telecommunication—Part 4:Sectional specification for category A4 multimode fibres
Price:
$ 66
Basic Information
Standard Code:
GB/T 12357.4-2026
Standard Type:
National standards
Standard Status:
Pending
is_force_gb:
no
CCS Name:
Optical communication equipment
ICS Name:
Fiber optics and optical cables
Publish Date:
2026-03-31
Implement Date:
2026-10-01
Pages:
20 pages
Scope
This document specifies the product classification, geometric dimension parameters, transmission characteristics, mechanical performance, and environmental performance requirements for A4 class multimode optical fibers.
This document is applicable to the design, manufacture, and acceptance of A4 class multimode optical fibers used in short-distance communication cables and other information transmission equipment.
Development Information
Replace the following standards
Referenced Standards
GB/T 14733.12-1993 Terminology for telecommunications—Optical communication
GB/T 14733.12-2008 Terminology for telecommunication—Optical communication
GB/T 15972.10-2008 Specifications for optical fibre test methods—Part 10:Measurement methods and test procedures—General and guidance
GB/T 15972.10-2021 Specifications for optical fibre test methods—Part 10:Measurement methods and test procedures—General and guidance
GB/T 15972.20-2021 Specifications for optical fibre test methods—Part 20:Measurement methods and test procedures for dimensions—Fibre geometry
GB/T 15972.22-2008 Specifications for optical fibre test methods—Part 22:Measurement methods and test procedures for dimensions—Length measurement
GB/T 15972.40-2024 Specifications for optical fibre test methods—Part 40:Measurement methods and test procedures for transmission characteristics—Attenuation
GB/T 15972.41-2008 Specifications for optical fibre test methods—Part 41:Measurement methods and test procedures for transmission and optical characteristics—Bandwidth
GB/T 15972.41-2021 Specifications for optical fibre test methods—Part 41: Measurement methods and test procedures for transmission characteristics—Bandwidth
GB/T 15972.42-2008 Specifications for optical fibre test methods—Part 42:Measurement methods and test procedures for transmission and optical characteristics—Chromatic dispersion
GB/T 15972.42-2021 Specifications for optical fibre test methods—Part 42:Measurement methods and test procedures for transmission characteristics—Chromatic dispersion
GB/T 15972.43-2021 Specifications for optical fibre test methods—Part 43: Measurement methods and test procedures for transmission characteristics—Numerical aperture
GB/T 15972.47-2008 Specifications for optical fibre test methods—Part 47:Measurement methods and test procedures for transmission and optical characteristics—Macrobending loss
GB/T 15972.47-2021 Specifications for optical fibre test method—Part 47:Measurement methods and test procedures for transmission characteristics—Macrobending loss
GB/T 15972.50-2008 Specifications for optical fibre test methods—Part 50: Measurement methods and test procedures for environmental characteristics—Damp heat(steady state)
GB/T 15972.51-2008 Specifications for optical fibre test methods—Part 51:Measurement methods and test procedures for environmental characteristics—Dry heat
GB/T 15972.52-2008 Specifications for optical fibre test methods—Part 52:Measurement methods and test procedures for environmental characteristics—Change of temperature
Adopt standards
IEC 60793-2-40:2021
Related Standards
GB/T 16529-1996
Active
GB/T 16529-1996 Splices for optical fibres and cables—Part 1:Generic specification—Hardware and accessories
GB/T 16849-1997
Replaced
GB/T 16849-1997 Generic specification on optical fibre amplifiers
GB/T 16850.1-1997
Replaced
GB/T 16850.1-1997 Basic specification for optical fibre amplifier test methods—Part 1:Test methods for gain parameters
GB/T 16529.2-1997
Active
GB/T 16529.2-1997 Splices for optical fibres and cables—Part 2:Sectional specification Splice organizers and closures for optical fibres and cables
GB/T 16529.3-1997
Active