| Subject | English | German |
| cultur., transp. | lens-shutter assembly catch lock button | Objektiv-Verschlussverriegelungsknopf |
| gen. | lock button | Sperrknopf |
| transp. | locking button in selector lever handle | Taste am Schaltgriff |
| comp., MS | rotation lock button | Rotationssperrentaste (The button or slider on tablets and convertible tablets that rotates the display) |