2015DIN ISO 9022-7:2015 Optics and photonics - Environmental test methods - Part 7: Resistance to drip or rain (ISO 9022-7:2015)
2007DIN ISO 9022-7:2007 Optics and photonics - Environmental test methods - Part 7: Resistance to drip or rain (ISO 9022-7:2005) English version of DIN ISO 9022-7:2007-02