FLIR ThermaCam P25 User Manual page 130

16 – Technical specifications & dimensional drawings
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16
Figure 16.20 Horizontal, vertical and instantaneous fields of view for certain distances to targets. 9 mm
lens / camera type 253.
Figure 16.21 F-number and close focus limits for various lenses
Lens →
Close focus limit (m)
Close focus limit (ft.)
f-number
116
124 mm 72 mm
4 1.2
13.11 3.93
1.0 1.0
Publ. No. 1557978 Rev. a155 – ENGLISH (EN) – February 6, 2006
36 mm 18 mm
0.3 0.1
0.98 0.32
1.0 1.0
9.0 mm
0.15
0.49
1.0