| Subject | English | German |
| opt. | dispersive element | dispergierendes Element (e.g. prism, diffraction grating) |
| opt. | dispersive element | dispergierendes Glied (e.g. a prism or diffraction grating) |
| opt. | dispersive element | Dispersionselement (e.g. a prism or diffraction grating) |
| opt. | dispersive lens element | Linse mit zerstreuender Wirkung |
| opt. | front dispersive lens element | zerstreuende Vorderlinse |
| opt. | front dispersive lens element | Vorderlinse mit zerstreuender Wirkung |
| opt. | outer dispersive element | äußere Linse mit zerstreuender Wirkung |