This part of GB/T 5137 specifies the test methods for the optical properties of automotive safety glass. This section applies to automotive safety glass (hereinafter referred to as safety glass). Such safety glass includes glass products processed from various types of glass or combined with glass and other materials.
GB/T 5137.2-2002 history
2020GB/T 5137.2-2020 Test methods of safety glazing materials used on road vehicles—Part 2:Optical properties tests
2002GB/T 5137.2-2002 Road vehicles-safety glazing materials-Test methods for optical properties