FLIR ThermaCAM E4 Operator's Manual page 64

13.10 – Relationship between fields of view and distance
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Figure 13.10 Horizontal, vertical and instantaneous fields of view for certain distances to targets. D =
distance to target. 17 mm IR lens. Applies to detector type 243 only.
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Figure 13.11 Horizontal, vertical and instantaneous fields of view for certain distances to targets. D =
distance to target. 9.2 mm IR lens. Applies to detector type 243 only.
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Figure 13.12 Horizontal, vertical and instantaneous fields of view for certain distances to targets. D =
distance to target. 36 mm IR lens. Applies to detector type 247 only.
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Publ. No. 1 558 017 Rev. a62 – ENGLISH (EN) – August 19, 2004