| Subject | English | Spanish |
| meas.inst. | focus control | regulación de enfocamiento fino |
| meas.inst. | focus control | regulación del punto luminoso |
| commun., industr., construct. | focus control | concentrador |
| tech. | focus control | control de enfoque |
| comp., MS | focus of control | foco de control (In a sequence diagram, the time period during which an object or actor is performing an action. Activation is represented by a thin rectangle) |