contrast ratio aspect of projector, 15 assertions
CapableOf 4
help ensure deep blacks 0.42
help ensure bright whit… 0.42
help ensure outstanding… 0.42
turn color 0.16
HasProperty 3
high 0.45
important 0.42
low 0.32
IsA 8
the difference 0.68
1000:1 0.59
2,000:1 0.55
2000:1 0.49
15000:1 0.34
800:1 0.25
3000:1 0.25
the ratio of the light 0.25