| Subject | English | German |
| nucl.phys., radiat. | radiant sensitivity of a photocathode | spektrale Empfindlichkeit einer Photokatode |
| radiat. | radiant sensitivity of a photocathode | absolute spektrale Empfindlichkeit einer Photokatode |
| nucl.phys., radiat. | luminous sensitivity of a photocathode | Empfindlichkeit einer Photokatode |
| opt. | sensitivity of a photocathode | Empfindlichkeit einer Fotokatode (ratio of the amount of current produced to the amount of incident optical power) |
| radiat. | luminous sensitivity of a photocathode | absolute Empfindlichkeit einer Photokatode |
| radiat. | luminous sensitivity of a photocathode | Absolutempfindlichkeit einer Photokatode |