| Subject | English | German |
| opt. | tangential distortion | tangentiale Verzeichnung (displacement of the photographic image points from their true positions in directions perpendicular to the lens radii) |
| opt. | tangential distortion | Tangentialverzeichnung (displacement of the photographic image points from their true positions in directions perpendicular to the lens radii) |
| opt. | zero tangential distortion | Tangentialverzeichnung Null |