FLIR i3 User Manual

12019 Glossary ...........................................................................................................................................
12420 Thermographic measurement techniques ...................................................................................
12420.1 Introduction ..........................................................................................................................
12420.2 Emissivity ..............................................................................................................................
12520.2.1 Finding the emissivity of a sample .......................................................................
12520.2.1.1 Step 1: Determining reflected apparent temperature .......................
12720.2.1.2 Step 2: Determining the emissivity ...................................................
12820.3 Reflected apparent temperature ..........................................................................................
12820.4 Distance ................................................................................................................................
12820.5 Relative humidity ..................................................................................................................
12820.6 Other parameters ..................................................................................................................
12921 History of infrared technology ......................................................................................................
13322 Theory of thermography ................................................................................................................
13322.1 Introduction ...........................................................................................................................
13322.2 The electromagnetic spectrum ............................................................................................
13422.3 Blackbody radiation ..............................................................................................................
13522.3.1 Planck’s law ..........................................................................................................
13622.3.2 Wien’s displacement law ......................................................................................
13822.3.3 Stefan-Boltzmann's law .........................................................................................
13922.3.4 Non-blackbody emitters .......................................................................................
14122.4 Infrared semi-transparent materials .....................................................................................
14323 The measurement formula .............................................................................................................
14924 Emissivity tables .............................................................................................................................
14924.1 References ............................................................................................................................
14924.2 Important note about the emissivity tables ..........................................................................
15024.3 Tables ....................................................................................................................................
x Publ. No. T559580 Rev. a486 – ENGLISH (EN) – November 17, 2010

FLIR i3 Specifications

General

Infrared Resolution	60 x 60 pixels
Thermal Sensitivity	< 0.15°C
Temperature Range	-20°C to +250°C
Field of View	12.5° x 12.5°
Focus	Fixed
Battery Life	5 hours
Operating Temperature	-10°C to +50°C
Storage Temperature	-40°C to +70°C
Display	2.8 in color LCD
Weight	0.34 kg