| Standardization field | Electrical engineering | 
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| Technical committee | BAS/TC 30- Electric cables | 
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| Term (EN) | coupling loss | 
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| Definition (EN) | The loss of optical power obtained when light is coupled from one optical device to another, expressed either as an absolute value or as a relative value. | 
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| Term (FR) |  | 
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| Definition (FR) |  | 
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| Term (DE) |  | 
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| Definition (DE) |  | 
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| Term (BS) |  | 
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| Definition (BS) |  | 
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| Term (HR) |  | 
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| Definition (HR) |  | 
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| Term (SR) | gubitak sprezanja | 
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| Definition (SR) | Gubitak optičke snage nastale prenosom svjetlosti s jednog optičkog uređaja na drugi, izražena bilo kao apsolutna vrijednost ili kao relativna vrijednost. | 
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| Date | 2017-08-10 | 
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| Standards | BAS IEC 60050-731:2017 | 
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