FLIR X6520sc Series User Manual page 7

Table of Contents

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10
Mechanical drawings ....................................................................... 56
11
Technical data ................................................................................. 58
11.1
Note about technical data ......................................................... 58
11.2
Note about authoritative versions................................................ 58
11.3
FLIR X6520sc ........................................................................ 59
12
Maintenance and service.................................................................. 61
12.1
Cleaning the camera ............................................................... 61
12.1.2 Infrared lens................................................................ 61
12.2
Cooler maintenance ................................................................ 62
12.2.1 General...................................................................... 62
12.2.2 Signs to watch for......................................................... 62
13
Quality ........................................................................................... 63
13.1
Quality assurance ................................................................... 63
13.2
For the US market ................................................................... 63
13.3
For the Canadian market .......................................................... 63
13.4
For the whole world ................................................................. 63
14
About FLIR Systems ........................................................................ 64
14.1
More than just an infrared camera .............................................. 65
14.2
Sharing our knowledge ............................................................ 65
14.3
Supporting our customers......................................................... 66
15
Terms, laws, and definitions.............................................................. 67
16
Thermographic measurement techniques .......................................... 69
16.1
Introduction .......................................................................... 69
16.2
Emissivity.............................................................................. 69
16.2.1 Finding the emissivity of a sample .................................... 69
16.3
Reflected apparent temperature................................................. 73
16.4
Distance ............................................................................... 73
16.5
Relative humidity .................................................................... 73
16.6
Other parameters.................................................................... 73
17
About calibration............................................................................. 74
17.1
Introduction ........................................................................... 74
17.2
Definition-what is calibration? .................................................. 74
17.3
Camera calibration at FLIR Systems ........................................... 74
17.4
that performed directly at FLIR Systems....................................... 75
17.5
Calibration, verification and adjustment........................................ 75
17.6
Non-uniformity correction.......................................................... 76
17.7
Thermal image adjustment (thermal tuning) .................................. 76
18
History of infrared technology........................................................... 77
19
Theory of thermography................................................................... 80
19.1
Introduction ........................................................................... 80
19.2
The electromagnetic spectrum................................................... 80
19.3
Blackbody radiation................................................................. 80
19.3.1 Planck's law ................................................................ 81
19.3.2 Wien's displacement law................................................ 82
19.3.3 Stefan-Boltzmann's law ................................................. 83
19.3.4 Non-blackbody emitters................................................. 84
19.4
Infrared semi-transparent materials............................................. 86
20
The measurement formula................................................................ 87
21
Emissivity tables ............................................................................. 91
21.1
References............................................................................ 91
21.2
Tables .................................................................................. 91
#T810207; r. AA/43061/43086; en-US
vii

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