FLIR DM166 USER MANUAL Document Identifier: DM166-en-US_AA
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7.
The Distance to Spot ratio for the imager is 30:1 meaning that the measurement
spot is 30 times smaller than the distance the meter is from the spot (at a distance
of 30”, the meter ‘sees’ a target spot of 1”). See Fig. 7-2.
8.
The thermal imager’s FOV (Field of View) is 50 degrees (top view) and 38.6
degrees (side view); see Fig. 7-3 (a) and (b).
Fig. 7-2 Distance-to-Spot ratio 30:1
Fig. 7-3 (a) Field of View – side view Fig. 7-3 (b) Field of View - top view
