Assertion: led's efficiency | /r/CapableOf | reach a maximum of 19.4 cd
Facets:
Source sentences:
text: The current efficiency of this device reaches a maximum of 19.4 cd A−1 at a brightness of 3400 cd m−2 and maintains to be above 18.5 cd A−1 at a brightness of 10 000 cd m−2.