This part of GB/T 12357 specifies the requirements for product classification, geometric dimension parameters, optical and transmission characteristics, mechanical properties and environmental performance of Class A4 multimode optical fibers. This standard applies to A4 type multimode optical fibers used in short-distance communication optical cables and other information transmission equipment.
GB/T 15972.20 Specifications for optical fibre test methods—Part 20: Measurement methods and test procedures for dimensions—Fibre geometry*, 2021-04-30 Update
GB/T 15972.22 Specifications for optical fibre test methods.Part 22:Measurement methods and test procedures for dimensions.Length measurement
GB/T 15972.40 Specifications for optical fibre test methods.Part 40:Measurement methods and test procedures for transmission and optical characteristics.Attenuation
GB/T 15972.41 Specifications for optical fibre test methods—Part 41: Measurement methods and test procedures for transmission characteristics—Bandwidth*, 2021-04-30 Update
GB/T 15972.42 Specifications for optical fibre test methods—Part 42: Measurement methods and test procedures for transmission characteristics—Chromatic dispersion*, 2021-04-30 Update
GB/T 15972.43 Specifications for optical fibre test methods—Part 43: Measurement methods and test procedures for transmission characteristics—Numerical aperture*, 2021-04-30 Update
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 15972.50 Specifications for optical fibre test methods.Part 50:Measurement methods and test procedures for environmental characteristics.Damp heat(steady state)
GB/T 15972.51 Specifications for optical fibre test methods.Part 51:Measurement methods and test procedures for environmental characteristics.Dry heat
GB/T 15972.52 Specifications for optical fibre test methods.Part 52:Measurement methods and test procedures for environmental characteristics.Change of temperature
GB/T 2421.1 Environmental testing for electric and electronic products.General and guidance