Assertion: projector's contrast | /r/CapableOf | base the ratio
Facets:
value: on the brightest possible white
type: LOCATION
Source sentences:
text: Dynamic contrast varies the lamp brightness between images (or scenes), basing the ratio on the brightest possible white the projector can make when the brightness is maxed out, versus the darkest possible black when the lamp is at its darkest setting (or completely off for some technologies).