Assertion: lamp's light | /r/HasProperty | visible
Facets:
value: mostly
type: DEGREE
Source sentences:
text: These lamps simulate the sun spectrum and thus produce mostly visible light and a very small amount of UV-B light, like the sun.
text: A black light lamp emits long-wave UVA radiation and little visible light.
text: Besides producing UV light, mercury vapor lamps also produce visible light and infrared light.