Spectrex 20/20MPI - Commercial IR3 Flame Detector - Manual (Page 21)

TM 20/20MPI, Rev (D) September 2013
Cone of Vision 9
3.2 Cone of Vision
 Horizontal: 100°
 Vertical: 90°
Figure 2: Horizontal and Vertical Fields of View
Note: Due to the reflector, there is a reduction in the cone of vision of 10°
in the area of 5° around the reflector.