| Subject | German | English |
| commun. | Aufbau einer LWL-Übertragungsleitung | structure of an optical fibre transmission line |
| commun. | Aufbau einer LWL-Übertragungsleitung | structure of an optical fiber transmission line |
| commun., IT | konfektioniertes LWL-Kabel | optical cable assembly |
| antenn., opt. | konfektioniertes LWL-Kabel | cable assembly |
| antenn., opt. | LWL-Ankoppelwirkungsgrad | coupling efficiency |
| commun., IT | LWL-Anschlußfaser | launching fibre |
| commun., IT | LWL-Anschlußfaser | launching fiber |
| el. | LWL-Bändchen | optical fiber ribbon |
| el. | LWL-Bändchen | fibreoptic ribbon |
| el. | LWL-Bändchen | optical fibre ribbon |
| el. | LWL-Bändchen | fiberoptic ribbon |
| antenn., opt. | LWL-Datenbus | optical data bus |
| antenn., opt. | LWL-Empfangseinrichtung | receive fibre optic terminal device |
| antenn., opt. | LWL-Endeinrichtung | fibre optic terminal device |
| antenn., opt. | LWL-Filter | optical filter |
| antenn., opt. | LWL-Interferenz-Filter | interference filter |
| antenn., opt. | LWL-Isolator | isolator |
| commun., el. | LWL-Kabel | optical fibre cable |
| commun., el. | LWL-Kabel | fibre optic cable |
| commun., el. | LWL-Kabel | optical cable |
| commun., el. | LWL-Kabel | fibre cable |
| antenn., opt. | LWL-Kombinator | optical combiner |
| antenn., opt. | LWL-Koppeldämpfung | coupling loss |
| antenn., opt. | LWL-Koppler | branching device |
| antenn., opt. | LWL-Koppler | optical coupler |
| antenn., opt. | LWL-Koppler | optical fibre coupler |
| antenn., opt. | LWL-Kopplerdämpfung | coupler loss |
| antenn., opt. | LWL-Leitungsverstärker | optical repeater |
| tech. | LWL-Luminiszenzverstärker | optical fibre luminescent amplifiers |
| biol. | LWL-Luminiszenzverstärker | optical fibre luminescent amplifier |
| commun. | LWL-Meßplatz | optical attenuation test set |
| antenn., opt. | LWL-Moden-Filter | mode filter |
| commun. | LWL-Querschnittswandler | optical waveguide transition |
| antenn., opt. | LWL-Regenerativverstärker | optical regenerative repeater |
| antenn., opt. | LWL-Richtkoppler | directional coupler |
| commun., IT | LWL-Schmelzspleiß | fusion splice |
| antenn., opt. | LWL-Sendeeinrichtung | transmit fibre optic terminal device |
| antenn., opt. | LWL-Spleiß | splice |
| el. | LWL-Spleiß | fibreoptic splice |
| el. | LWL-Spleiß | fiberoptic splice |
| antenn., opt. | LWL-Spleiß | optical splice |
| antenn., opt. | LWL-Spleiß | optical fibre splice |
| antenn., opt. | LWL-Spleißdämpfung | splice loss |
| antenn., opt. | LWL-Steckverbinder | optical fibre connector |
| antenn., opt. | LWL-Sternkoppler | star coupler |
| antenn., opt. | LWL-T-Koppler | tee coupler |
| antenn., opt. | LWL-Verbindungsabschnitt | optical fibre link |
| antenn., opt. | LWL-Verzweiger | branching device |
| antenn., opt. | LWL-Verzweiger | optical coupler |
| antenn., opt. | LWL-Verzweiger | optical fibre coupler |
| antenn., opt. | LWL-Wiederholverstärker | optical regenerative repeater |
| antenn., opt. | LWL-Y-Koppler | "Y-coupler" |
| commun., IT | mechanischer LWL-Spleiß | mechanical splice |