GB/T 9771.4-2020 Single-mode optical fibres for telecommunication—Part 4:Characteristics of a dispersion shifted single-mode optical fibre

GB/T 9771.1-2020 Single-mode optical fibres for telecommunication—Part 1:Characteristics of a dispersion unshifted single-mode optical fibre GB/T 9771.2-2020 Single-mode optical fibres for telecommunication—Part 2:Characteristics of a cut-off wavelength shifted single-mode optical fibre GB/T 9771.3-2020 Single-mode optical fibres for telecommunication—Part 3:Characteristics of an extended wavelength band dispersion unshifted single-mode optical fibre GB/T 9771.5-2020 Single-mode optical fibres for telecommunication—Part 5:Characteristics of a non-zero dispersion shifted single-mode optical fibre GB/T 9771.6-2020 Single-mode optical fibres for telecommunication—Part 6:Characteristics of a fibre with non-zero dispersion for wideband optical transport

GB/T 9771.4-2008 Single-mode optical fibres for telecommunication—Part 4:Characteristics of a dispersion-shifted single-mode optical fibre

GB/T 8170-1987 Rules for rounding off of numberical values GB/T 8170-2008 Rules of rounding off for numerical values & expression and judgement of limiting values GB/T 15972.1-1998 Generic specification for optical fibres—Part 1:General GB/T 15972.2-1998 Generic specification for optical fibres—Part 2:Measuring methods for dimensions GB/T 15972.3-1998 Generic specification for optical fibres Part 3:Measuring methods for mechanical characteristics GB/T 15972.4-1998 Generic specification for optical fibres Part 4:Measuring methods for transmission and optical characteristics GB/T 15972.5-1998 Generic specification for optical fibres Part 5:Measuring methods for environmental characteristics 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 15972.20-2008 Specifications for optical fibre test methods—Part 20:Measurement methods and test procedures for dimensions—Fiber geometry GB/T 15972.20-2021 Specifications for optical fibre test methods—Part 20:Measurement methods and test procedures for dimensions—Fibre geometry GB/T 15972.21-2008 Specifications for optical fibre test methods—Part 21:Measurement methods and test procedures for dimensions—Coating 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 15972.30-2008 Specifications for optical fibre test methods—Part 30:Measurement methods and test procedures for mechanical characteristics—Fibre proof test GB/T 15972.30-2021 Specifications for optical fibre test methods—Part 30: Measurement methods and test procedures for mechanical characteristics—Fibre proof test GB/T 15972.31-2008 Specifications for optical fibre test methods—Part 31:Measurement methods and test procedures for mechanical characteristics—Tensile strength GB/T 15972.31-2021 Specifications for optical fibre test methods— Part 31:Measurement methods and test procedures for mechanical characteristics—Tensile strength GB/T 15972.32-2008 Specifications for optical fibre test methods—Part 32:Measurement methods and test procedures for mechanical characteristics—Coating strippability GB/T 15972.32-2021 Specifications for optical fibre test methods—Part 32:Measurement methods and test procedures for mechanical characteristics—Coating strippability GB/T 15972.33-2008 Specifications for optical fibre test methods—Part 33:Measurement methods and test procedures for mechanical characteristics—Stress corrosion susceptibility GB/T 15972.33-2024 Specifications for optical fibre test methods—Part 33:Measurement methods and test procedures for mechanical characteristics—Stress corrosion susceptibility GB/T 15972.34-2008 Specifications for optical fibre test methods—Part 34:Measurement methods and test procedures for mechanical characteristics—Fibre curl GB/T 15972.34-2021 Specifications for optical fibre test methods—Part 34:Measurement methods and test procedures for mechanical characteristics—Fibre curl GB/T 15972.40-2008 Specifications for optical fibre test methods—Part 40:Measurement methods and test procedures for transmission and optical characteristics—Attenuation 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 15972.43-2008 Specifications for optical fibre test methods—Part 43: Measurement methods and test procedures for transmission and optical characteristics—Numerrical aperture 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 15972.44-2008 Specifications for optical fibre test methods—Part 44:Measurement methods and test procedures for transmission and optical characteristics—Cut-off wavelength GB/T 15972.44-2017 Specifications for optical fibre test methods—Part 44:Measurement methods and test procedures for transmission and optical characteristics—Cut-off wavelength GB/T 15972.45-2008 Specifications for optical fibre test methods—Part 45:Measurement methods and test procedures for transmission and optical characteristics—Mode field diameter GB/T 15972.45-2021 Specifications for optical fibre test methods—Part 45:Measurement methods and test procedures for transmission characteristics—Mode field diameter GB/T 15972.46-2008 Specifications for optical fibre test methods—Part 46:Measurement methods and test procedures for transmission and optical characteristics—Monitoring of changes in optical transmittance 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 15972.48-2016 Specifications for optical fibre test methods—Part 48:Measurement methods and test procedures for transmission and optical characteristics—Polarization mode dispersion GB/T 15972.48-2026 Specifications for optical fibre test methods—Part 48:Measurement methods and test procedures for transmission characteristics—Polarization mode dispersion GB/T 15972.49-2008 Specifications for optical fibre test methods—Part 49:Measurement methods and test procedures for transmission and optical characteristics—Differential mode delay GB/T 15972.49-2021 Specifications for optical fibre test methods—Part 49:Measurement methods and test procedures for transmission characteristics—Differential mode delay 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 GB/T 15972.53-2008 Specifications for optical fibre test methods—Part 53:Measurement methods and test procedures for environmental characteristics—Water immersion GB/T 15972.54-2008 Specifications for optical fibre test methods—Part 54:Measurement methods and test procedures for environmental characteristics—Gamma irradiation GB/T 15972.54-2021 Specifications for optical fibre test methods—Part 54:Measurement methods and test procedures for environmental characteristics—Gamma irradiation GB/T 15972.55-2009 Specifications for optical fibre test methods—Part 55:Measurement methods and test procedures for environmental characteristics—Hydrogen aging GB/T 33779.1-2017 Guidance for special characteristics of optical fibre—Part 1:Attenuation uniformity ITU-T G.650.1 ITU-T G.650.2