This standard specifies the test conditions, condition tests, test procedures and environmental test marks for salt spray tests. This standard applies to optical instruments, instruments incorporating optical components and optical components,
GB/T 12085.4-1989 history
2022GB/T 12085.4-2022 Optics and photonics—Environmental test methods—Part 4: Salt mist
2011GB/T 12085.4-2010 Optics and optical instruments.Environmental test methods.Part 4:Salt mist
1989GB/T 12085.4-1989 Optics and optical instruments--Environmental test methods--Salt mist