DIN EN 2155-7:1997 Aerospace series - Test methods for transparent materials for aircraft glazing - Part 7: Determination of optical deviation; German version EN 2155-7:1997
The document specifies the method used for the determination of optical deviation caused to be a beam of light passing through a transparent element material perpendicular to the optical axis of the system.
DIN EN 2155-7:1997 history
1997DIN EN 2155-7:1997-09 Aerospace series - Test methods for transparent materials for aircraft glazing - Part 7: Determination of optical deviation; German version EN 2155-7:1997
1997DIN EN 2155-7:1997 Aerospace series - Test methods for transparent materials for aircraft glazing - Part 7: Determination of optical deviation; German version EN 2155-7:1997