2. Safety
2.5 HD in function of the lens Throw Ratio (TR)
TR (T hrow Ratio)
The ratio of the distance to the screen (throw) to the screen w idth.
Hazard Distance
HD [m]
TR
0
0,2
0,4
0,6
0,8
1
1,2
1,0 1,2 1,4 1,6 1,8 2,0 2,2 2,4 2,6 2,8 3,0 3,2 3,4 3,6 3,8 4,0 4,2 4,4 4,6
Image 2-3
HD (in meter) in function of the Throw Ratio (TR)
R5906693 DP2K-E SERIES 19/06/2015 13