DIN 58395:2015-10 Production in optical engineering - Lubricants for precision engineering and optical equipment - Minimal requirements and temperature ranges
2015DIN 58395:2015-10 Production in optical engineering - Lubricants for precision engineering and optical equipment - Minimal requirements and temperature ranges
2015DIN 58395:2015 Production in optical engineering - Lubricants for precision engineering and optical equipment - Minimal requirements and temperature ranges
1976DIN 58395:1976 Temperature ranges for lubricants for optical instruments