Thermal Camera Tutorial

Author: Ethan Ace, Published on Jan 23, 2013

Thermal cameras can deliver where visible conventional cameras fail, but they come with significant tradeoffs which must be considered. In this tutorial, we cover these topics, including:

Why Thermal?

  • ******* ***** ******
  • *********, ** ***********
  • ********* ***********
  • **** *****
  • ***** **. ***/****
  • ******* **** *********
  • ****

** ****** *** **** *********** *** **, *********** ************ ******* will ****** **** *********** ****** **** ***** ****** *** *** or ****** ** ********. ***** **** ** *** **** *****, instead ***** ******** ********* ** ******* ******, ******* ******* *** fit ** ************ ***** ****** ****. **** ****** ** **** our******* **. ***/***** ********, **** *** ******* ****** ********* ** ***** ***** *** visible ****** **** ***:

thermal dn comparison

Uncooled ** ******

**** ******** **** ******* ******** ******* *******, *** **** ******** used ****** ** ************. *******, ****** ******* *** *** *** farther *** **** **** ****. *******'* ******** ** ****** ******* * ******** ** ****** *******.

Image *******

***** **** ** *** *** ******* *****, ******* ******* ** not ********* *****, *** **** ******* ******* ***** ** ******* of ******* *********** *** ****. *********** ****, ***** ***** ********** results ** ***** ***** *******, ******* ******** ******. ** ***** ranges, ********** **** *** *******, **** ******* *** ** ***********, such ** ******** *****, ** * ***** ******* *** ** recognizable, *** ***** *** ********* ******** *****, *** *** ****.

***** ****** *** ******** ** ******* ******* ** ***** *** long ******. **** *** ******* ***** *** ** **** *** on *** ******* ** *** **** ***** (***, ****, *****, glasses, ***.), ***** ** *** *** *****, *** ******* ** only * *** ****** ******* ******* *** **********:

Thermal range examples

****** ******* *******, ***** ********** *** ******** ***** ******* ** imaging, ******** ** *** **** ********* ****** ********* ******* ******' usability. *** *******, ** ** **** ** ***** ****** **** our ***** ** ******* ******* ***** *******, ** *** *** the ********* ** ******** **** ***** ** **** ******* ** less ********** ** ******* *******:

Start of stormEnd of storm

Thermal **********

****** ******* ***** *******, ***** *** ********* **** *********, ******* camera ********** *** ******** ****** ******, **** **** **********, *** x ***, ***** **** ******, ****** **** ****** ************* ***** a ******** ****** **********, *******. ******* ********** ** *** ******* maximum ******* ************ *********, *** ********* **** ******* **** *** x *** *******. **********, *********** ***** **** **** ******, **** as *** * ***, *** ***** *** ******* ***, **** manufacturers ************* ***** ****** ** ****** ********** ****** ***** **** down. ** *********** *** *********** ******* **** *** *** ******* in ********** ********** ********.

******

****** ******* *******, ***** ** ****** *** ********* ****** *** ubiquitous, ******* ******* ****** ****** *** ***** ***** ****** ******. When ********* ******* *******, *** ***** ** ********* ***** *** determine **** **** ****** / *** **** ****. ********* **** lenses *** *********, *** *** ******* ******-*** ***/****/**** *******, *** *******, *** *********** ******** **** ****.

******* ****** ****** *** ********* ******** *************, ** ***** ** *** ********* *********** *** ******** ****** thermal *******. **** ** *** ****** ******* ****** ***** ********* as **** **** **** **, ** ****** ****** ** ********* are **** ********* ** ****** *** *******.

How *** *** * ******* ****** ***?

******* ******* *** *** *** *** *** ********* ******** ** a *** *******:

  • **** ******: ******* ******* *** ********** ********* **** ** ****** ** less **** ** ****** ********** ****. **** *** *******, *** narrower *** ***, *** ******* *** ****** *** *** (**** a ******* ******** ****).
  • **********: *****, ** ***** *****, *** ********* ******* *** **** common ** ************ (**** *** ***), ****** *** ***** *** not **** **** ******** ************* **** **** ** ***.
  • ************* **********: ******* ** **** ****** **** ************ ******* *** *** be ********** ** ******* ************* **********. *** ********, ***** **** or **** *** ****** ********** ** **** ** *** ************ close ** **** ** * ***** *****.

Fixed **. ***/****

***** ********* **** **** ******* ****** *********, ***/**** ****** *** still ********** ********. **** *****, ******* ******* ******* ******* ** a ***** ****** ******* ** * ***/**** **********, ***** **** digital ****, *** ** *** **** ***** ** ******* **** lenses. ******* ***** **** ******* **** ******* ** ****** **** common, ********,***, *********** ******** ****** ** **** **** ******.

******* **** ** ******* **** ****** ** ******* ******* **** visible. ******* *** ****** ** **** ********* ********* ***** *****, often ***** ** **** ******, * **** ******** *** **** be * *** ****** ** ******. *** ******* ** ********* zoom *** ****** ** **** **** ** ******** **** *** provide ********** ******, *** ** ****** ********* *** ******, *** subject *** ** ****** ** ***.

Thermal **** *********

******* **** ******* * ******-******** ***** ** ******* **********, ******* cameras *** ***** ********* *** *********. ********** ** *** ***** scenes, **** * ******* ****** *** ******* ***** ***** *** to ********* ****, ******* ******* *** ** **** *********. ************, thermal ********** ******* *** **********, *** ****** ******** *** ************ cameras. However, ******* ******* *** ***** ** ******** ** ****** **** branches *** ******* ******, *** ****** ********** *** *********, ** these ******* ***** ******** ****, ******** *** ***** ** **** move.

******* ** ***** ******* ** ****** ****** ***********, ******* ******* may ** **** *** *********** ********* ***** ******* ******* ******, alarming **** ************ ****** ***-*** **********. *** ******** ** **** are *** **** * ******, ******** ** ******* *********, *** the ***** ****** **, ***** ******** ******* **** ********* ** ranges ** ** ***** *****.

************

******** ** ******* *******, ***** *** **** * ***** ****** of ******* ****** *********. ***** ***** ***** ******* ** *** resolution, ** ***/**** ********, ****** ***** **** ****** **** ****** as **** **** **. ****** *** **** ****** ************ ******, *** **** **** ******* ******* ***** ***** ****** *********** of ***** *** *********. ***** ****** ***** **** ******,*****, ************* ******** ******, **** ********** ************* **** ******************* ******* ******* ******* ****.

****

******* ******* *** ************ **** ********* **** ************ *******. *** lowest **** ******* ******* ********* ***** **** * ****** ***** around $*,*** ***, ****** ***** *** ********. *********, ***** ****** expect ** *** ~$*,*** *** *** * ******* ******, *** $9,000 ** **** *** * *** ******. ****-*** *** ******* cost **** ****** ****, **** **** ** ********* ** ******* through *** *******.

***** ******* ****** **** **** **** **** *** **** ******, they **** ******* *** *** ********* ****** ** ******* ************* nor **** ***** ** *********** *** ***** ***.

*********/************

** *******, *** ********* *** ********** ** ******* ******* *** as *******:

  • ********: ******* ** *** ** ** ***** **********.
  • ********: **** ** ******* ****** ** ******* ********** **** ** smoke *** ***.
  • ********: ****** ********* ******* **** ******* ******* ** ****** ******.
  • ********: ****** ** ** ****** ** ******.
  • ********: **** **** ********* **** ******* *******.
  • ********: ********* *********** ******* ** ***** ** *** ************.
Login to read this IPVM report.
Why do I need to log in?
IPVM conducts unique testing and research funded by member's payments enabling us to offer the most independent, accurate and in-depth information.

Related Reports

Building Occupancy Codes and Access Control Tutorial on Nov 01, 2018
A building or room's classification can greatly impact which building codes must be followed. In terms of access control, these 'occupancy codes'...
AHJ / Authority Having Jurisdiction Tutorial on Sep 27, 2018
One of the most powerful yet often underappreciated characters in all of physical security is the Authority Having Jurisdiction (AHJ). Often,...
IP Camera Cable Labeling Guide on Sep 14, 2018
Labeling cables can save a lot of money and headaches. While it is easy to overlook, taking time to label runs during installation significantly...
VMS Export Shootout - Avigilon, Dahua, Exacq, Genetec, Hikvision, Milestone on Sep 13, 2018
When crimes, accidents or problems occur, exporting video from one's video surveillance system is critical to proving incidents. But who does it...
Drain Wire For Access Control Reader Tutorial on Sep 04, 2018
An easy-to-miss cabling specification plays a key role in access control, yet it is commonly ignored. The drain wire offers protection for readers...
Exit Devices For Access Control Tutorial on Aug 28, 2018
Exit Devices, also called 'Panic Bars' or 'Crash Bars' are required by safety codes the world over, and become integral parts of electronic access...
Inputs/Outputs For Video Surveillance Guide on Aug 24, 2018
While many cameras have Input/Output (I/O) ports, few are actually used and most designers do not even consider them. However, a good understanding...
Backup Power for Large Security Systems Tutorial on Aug 24, 2018
Choosing the right backup power system depends on system size. While small and medium systems greatly benefit from using UPS battery backup...
Backboxes for Video Surveillance Tutorial on Aug 15, 2018
Backboxes are a necessity in surveillance, whether for managing cable whips, recessing cameras, adding wireless radios. But it can be confusing to...
Camera Focusing Tutorial on Aug 09, 2018
A camera's focus is fundamental to quality imaging. Mistakes can cause important problems. In this guide, we explain focus issues and proper...

Most Recent Industry Reports

Milestone Disrupts Milestone With Arcules on Nov 19, 2018
Milestone is now competing against... Milestone's own spinout Arcules New IPVM testing shows that Arcules has incorporated a substantial amount of...
Pressure Mounts Against Dahua and Hikvision Xinjiang Business on Nov 19, 2018
Pressure is mounting against Hikvision, Dahua, and other companies operating in Xinjiang as an international outcry brews against the Chinese...
Arcules Cloud VMS Tested on Nov 19, 2018
Arcules is a big bet, or as they describe themselves a 'bold company', spun out and backed by Milestone and Canon.  But how good is Arcules cloud...
'Sticker' Surveillance Camera Developed (CSEM Witness) on Nov 16, 2018
The Swiss Center for Electronics and Microtechnology (CSEM) has announced what it calls the: world’s first fully autonomous camera that can be...
ISC East 2018 Mini-Show Final Report on Nov 16, 2018
This is our second (updated) and final show report from ISC East. ISC East, by its own admission, is not a national or international show, billed...
Facial Detection Tested on Nov 16, 2018
Facial detection and recognition are increasingly offered by video surveillance manufacturers. Facial detection detects faces in an image/video...
Throughtek P2P/Cloud Solution Profile on Nov 15, 2018
Many IoT manufacturers either do not have the capabilities or the interest to develop their own cloud management software for their devices....
ASIS Offering Custom Research For Manufacturers on Nov 15, 2018
Manufacturers often want to know what industry people think about trends and, in particular, the segments and product they offer.  ASIS and its...
Hikvision Silent on "Bad Architectural Practices" Cybersecurity Report on Nov 14, 2018
A 'significant vulnerability was found in Hikvision cameras' by VDOO, a startup cybersecurity specialist. Hikvision has fixed the specific...
French Government Threatens School with $1.7M Fine For “Excessive Video Surveillance” on Nov 14, 2018
The French government has notified a high-profile Paris coding academy that it risks a fine of up to 1.5 million euros (about $1.7m) if it...

The world's leading video surveillance information source, IPVM provides the best reporting, testing and training for 10,000+ members globally. Dedicated to independent and objective information, we uniquely refuse any and all advertisements, sponsorship and consulting from manufacturers.

About | FAQ | Contact