Assertion: umbrella | /r/ObjectUse | used by photographer
Facets:
value: as shade
type: PURPOSE
value: as a glare shield
type: PURPOSE
value: as a diffusion device
type: PURPOSE
Source sentences:
text: Umbrellas with a reflective inside are used by photographers as a diffusion device when employing artificial lighting, and as a glare shield and shade, most often in portrait situations.