CEM DT-8861 - Specifications and Measurements; Distance and Spot Size

Distance & Spot Size
As the distance (D) from the object increases, the spot size
(S) of the area measured by the unit becomes larger. The
relationship between distance and spot size for each unit is
listed below. The focal point for each unit is 914mm (36”).
The spot sizes indicate 90% encircled energy.
D:S= 12:1
D
S
12in.1in @
6in.
0.5in @
25mm @
300mm
150mm
12.5mm @
1. SPECIFICATIONS
Temperature range D: S
-50 to 550
o
C(-58℉ ~ 1022℉) 12:1
Display resolution 0.1
o
C(0.1℉) <1000
1℉ >1000
Accuracy for targets:
5