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optical fibre
| Deutsch | English |
| Glasfaser {f} [telecom.] | optical fibre [noun] |
| Glasfaserkabel {n} [telecom.] | optical fibre [noun] |
| Lichtwellenleiter {m} [telecom.] | optical fibre [noun] |
| Glasfaser {f} [tech.] | optical fibre [noun][UK] |