| Standardization field | Electrical engineering | 
|---|
| Technical committee | BAS/TC 30- Electric cables | 
|---|
| Term (EN) | source power efficiency | 
|---|
| Definition (EN) | The ratio of emitted optical power of an optical source to the input power (generally electrical power). | 
|---|
| Term (FR) |  | 
|---|
| Definition (FR) |  | 
|---|
| Term (DE) |  | 
|---|
| Definition (DE) |  | 
|---|
| Term (BS) |  | 
|---|
| Definition (BS) |  | 
|---|
| Term (HR) |  | 
|---|
| Definition (HR) |  | 
|---|
| Term (SR) | efikasnost izvora snage | 
|---|
| Definition (SR) | Odnos emitovane optičke snage optičkog izvora i ulazne snage (uglavnom električne energije). | 
|---|
| Date | 2017-08-10 | 
|---|
| Standards | BAS IEC 60050-731:2017 | 
|---|