The document specifies a test method for the assessment of the resistance of optical coatings against cooking in deionized water and in salt water. It is intended to be a basis for reproducable tests.
DIN 58196-2:1996 history
2014DIN ISO 9211-4:2014 Optics and photonics - Optical coatings - Part 4: Specific test methods (ISO 9211-4:2012)
2008DIN ISO 9211-4:2008 Optics and optical instruments - Optical coatings - Part 4: Specific test methods (ISO 9211-4:2006);English version of DIN ISO 9211-4:2008-06
1996DIN 58196-2:1996 Optical coatings - Part 2: Testing of the adhesion by boiling in deionized water and in salt water