Table of contents
9.15.2 Procedure .................................................................... 24
9.16
Performing a non-uniformity correction (NUC) ................................. 24
9.16.1 General........................................................................ 24
9.16.2 Procedure .................................................................... 24
9.17
Changing the settings ................................................................ 25
9.17.1 General........................................................................ 25
9.17.2 Procedure .................................................................... 25
9.18
Updating the camera ................................................................. 25
9.18.1 General........................................................................ 25
9.18.2 Procedure .................................................................... 26
10
Technical data ................................................................................... 27
10.1
Online field-of-view calculator ...................................................... 27
10.2
Note about technical data ........................................................... 27
10.3
Note about authoritative versions.................................................. 27
10.4
FLIR ETS320 ........................................................................... 28
11
Mechanical drawings ......................................................................... 31
12
Cleaning the camera .......................................................................... 36
12.1
Camera housing, cables, and other items....................................... 36
12.1.1 Liquids......................................................................... 36
12.1.2 Equipment .................................................................... 36
12.1.3 Procedure .................................................................... 36
12.2
Infrared lens ............................................................................ 36
12.2.1 Liquids......................................................................... 36
12.2.2 Equipment .................................................................... 36
12.2.3 Procedure .................................................................... 36
13
About FLIR Systems .......................................................................... 38
13.1
More than just an infrared camera ................................................ 39
13.2
Sharing our knowledge .............................................................. 40
13.3
Supporting our customers........................................................... 40
14
Terms, laws, and definitions................................................................ 41
15
Thermographic measurement techniques ............................................ 43
15.1
Introduction ............................................................................ 43
15.2
Emissivity................................................................................ 43
15.2.1 Finding the emissivity of a sample ...................................... 43
15.3
Reflected apparent temperature................................................... 47
15.4
Distance ................................................................................. 47
15.5
Relative humidity ...................................................................... 47
15.6
Other parameters...................................................................... 47
16
The secret to a good thermal image ..................................................... 48
16.1
Introduction ............................................................................. 48
16.2
Background ............................................................................. 48
16.3
A good image .......................................................................... 48
16.4
The three unchangeables—the basis for a good image ..................... 49
16.4.1 Focus .......................................................................... 49
16.4.2 Temperature range ......................................................... 50
16.4.3 Image detail and distance from the object ............................ 51
16.5
The changeables—image optimization and temperature
measurement........................................................................... 52
16.5.1 Level and span .............................................................. 52
16.5.2 Palettes and isotherms .................................................... 52
#T810252; r. AA/41997/41997; en-US
vii
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