Assertion: lamp's efficacy | /r/HasProperty | 50–100 lumens per watt
Facets:
Source sentences:
text: The typical luminous efficacy of fluorescent lighting systems is 50–100 lumens per watt, several times the efficacy of incandescent bulbs with comparable light output.
text: The typical luminous efficacy of fluorescent lighting systems is 50–100 lumens per watt, several times the efficacy of incandescent bulbs with comparable light output.