FLIR A Series Temperature Screening Cameras Tested

*******

** *** ******* ** simulated ****** / ******** skin *********** *********, *** FLIR * ****** *** more ********* ** **** / ***** *** ** their **** ******** ******** to ************ *** ********* references (**** ~*.*°*) *** use ** ******* ******* to ************* *** ***** threshold.

*******, *** * ****** had *********** ********* ****** due ** *** *** of * ***** ****** of ******** ****** ********' eyes ***** **** ** repositioned ********** *** ** even ***** (*-*") ******* height *********. **** ******* in *** ********** ******** to ******, **** **-** seconds *** **** ******, compared ** *-* ******* in **** ******* ** have ******.

**** *** ********* ***-** PC-based ********,******-***, ***** ******** ****/*** detection ******** ** ***** throughput *** ********* ***** usability ******.

[******:**** ******-*** ********* ******** Tested]

One-Hour *****

***** ** *** ***-**** video ** **** ******* from *** ***** ****** show **** ***** *** demonstrates ******* ******* ** how **** ***** *** does ***:

FLIR ********: **** *********** *********** *** ******* ******* *********

**** ************* ******* **** the ***** ********* ******* we **** ****** ** displaying **** *********** ******* of ********* ** ******** of **** *********** ***** offsets ****** ** ******. This *** ** ********* at *****, ** **** generally ******** ************ ******* degrees ***** **** "*******" body ***********, **** ** average ** **-**°* **** common ****** *** *******.

************, **** **** * "rolling *******" ** ********* the ***** *********. **** average ** ***** ** 10 *****-******* ******** **** as *******, **** ********** samples ******** ************ (** minutes ** *******) ** adjust ********* ** ** down *** ** ******* in ******* *********** ** weather.

** ****** **** ******* in **** *****:

Small *********** **** ********

** ***** ** ****** accurate ************, *** ******'* detection **** **** ** small, *********** ******* ** the *******'* ****, ** avoid ********* *********** ****** spots ** ***** ****/****. This ** ***** ** FLIR's *** ********* *** the ****/**** ******:

** *** *****, ***** a ****** *********** ****** resulted ** **** ******** measurements *** ***** ******, as *** ****** ******** warmer ***** **** ** the ********, ****, *** neck ** ******** ******* of ********* *** ***** canthus.

******* *** ****** *** calibrated ***** ****** ************ gathered **** ********' ***** canthus, **** ******** ** regular ******** *********** ******. Coming ** **** * hot *** ** **** carrying * *** ***** may ******* **** ******* if *** ****** ** drawn *** *****.

FLIR ********* ******

******* ** *** ***** measurement **** ********, *** camera's *********** **** **** be ***** ** ******* for *********** ** ******* height. ****** *********** ** as ****** ** *" result ** *** *********** region ******* ** ** redrawn (*.*., *'*" **. 5'10").

**** ********** *** ** three ******* ** *********** this *****:

• ****** ****** ** ***** subject's ****
• **** ****** ** ***** region ** *******'* ****
• ******** ******* ** *** the ******* ******

** *** *****, ** found **** ********* *** region *** ******** *** least ***** ** ******, and ***** ** ************ by ** ******** ** 5-10 *******.

Lower ********** **** ***** ********* *******

*********** *** ********* **** and ******** **** ******* took **-** ******* ** our *****, ******* ****** than **** *********** ***** are ****** ** *-* seconds **** **** ********* on *** **** *** following ***** ************ *************** of ********/****** ********** (*.*., Dahua, *********, ******), ** ~5-6 ******* **** ******** (e.g. **** ****). ** experienced ******** *** ** able ** ****** **** time ** *-** ******* per ****, ****** **** is ***** ***** *** time ** ******.

Upcoming ****** *** ******** **** **** *********

**** *** ********* * PC-based ******** (****** ***) **** **** ** alleviate **** ** ***** issues ** ********** ********* face ********* *** ********, avoiding ****** ** ****** repositioning ***/** ******* *********** issues.

****** *** *** *** available ** *** **** of *******, *** **** expects ** ******* ** A ****** ********** ******* in *** **** ******* weeks. ** **** **** as **** ** ********.

Accuracy ****** ±*.*°* ** *********** / ************

** **** *** ******** of ***** **** *********** measurement, ** ***** ****** a ********* ** *** A700's ***** ** ****, set ** **°* / 104°F. *** **** ****** accurately ******** **** ****** as ***.*-***°*, ***** *****. Accuracy *** ******* **** testing **** *** **** blackbodies ** **** ** hand, **** ************ ******* from **°-***°*.

******, ** *** *** camera's ********* **** ** a *******'* ******** ** compare *** ****** ** an ** ***********. *****, we ***** *** ****** with ±*.*°* ** *** thermometer, ******* **** ~**.*°* to **°*.

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

** *** *****, ** found *** **** * series **** ********* ** "beat" ** ********** ******** temperature ** *** ******* area **** ***** ******** by *** ******. *** inner ******* ** ********* to ******* ********** **** an ** *********** ****** due ** *** ***** size *** ********* ** other ***** ***** *** be ******, ********* ** the *********** ********* ************ moderately.

************, ***** ** *** possible ** ******* ****** detections ***** **** ******, doing ** ******** **** time *** ***** *** error **** ***** ******* due ** ****'* ********** low ***** ********* ***** on **** *********** ******* of ********* **** ***********.

No ********** **** **** *** *****

************ ***** **** ***** covering *** ****** ** the **** **** ********* identical ** ***** ***** without, ***** *** ****** was ***** **** ** easily ****** ********' ***** canthus.

*********, **** *** *** black *** **** ** the *******, ********* ** very ******* ******** **** and *******.

Glasses **** ** ******* / ************* ***** ************

**** *************** ******* ******** to ****** ******* *** measurement ** *** ***** canthus *** ** ******* seen. ** *** *******, measuring **** ******* ** regularly ********* ************ ** 1°F ** ****. ***** below, *** ****** ****** to *** **** ******* area ** *** ****, in **** **** ** the *******'* ***** **** the ******* ** *******.

No ** *** **** ***********

**** ******** ***** ** stop *** ****** ***********. While *** ****** **** report *********** ** ****** subjects, ***** ** **** not ******* **** ********* or ***** ******** ** determine *********** ********, ******** vary ****** ****** ********* on **** *** ******* spot ** ** **** frame.

*** *******, ** *** subject ***** ** **** the ***** *****, *** camera ******** *** *** at **.*°*, ********** ** alarm.

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

************, ******** ******** ****** be ******** ************** ***** the ********* ****** **** detect **** *** ****** highest ***********, **** ** detection *** *********** ** separate *****. ***** *****, the ******'* ********* ****** measures **** * ****** subject ** *** **** of *** ***** ** view ** **** ****.

A700 **. **** ***********: **** *********** ***** **** ********

*** **** *********** ********* difference ******* *** **** and **** ******* ** our ******* *** *** rate ** ***** *********** decreased **** ******** ** the *** *******. ** the ****, *** *********** dropped **** ~*.*-*.*°* **** moving **** *-*' ********. However, *** **** ***** significantly ** *** **** range, **** *°*.

**** ******** ***** *********** in ******** ** *** A400/A700's ***** **** ** our ***********:

*** ****** ** *** A7xx ***** *** ******* than *** ****, *** they ****** ************* ******* (more *******) ** **** expand **** ***** **** a ***** ********. **** enables *** **** ** maintain ****** ******* ********** at ******* *********, ******** for **** ****** ** target *** **** ******** measurements **** ********** ******** vs *** **** ****.

ONVIF *** ***********

*** * ****** ************ streamed ** *** ***** we ****** *** ******** ONVIF ******* * (****** not ************** **********). *** ***** ****** is * *** ****** that ***** ******* ** "screening ****" ** ****'* handheld *******, ******* *** current ***********, *******, *** alarm *********.

*** ****** **** *** just **** *** ******* or ******* ******* *****.

** ***** ** ****** integrated *********** ****** **** A ****** ******, **** video *******.

Physical ********

*** **** ****/**** ****** cameras *** ******* ** box ******* **** * proprietary ********** ****. ****** are *************** (**/**/**** *******) in *** *****, *** care **** ** ***** not ** ***** ******* components ** ***** **** to ***** ** ***** issues ***** ***** ********** measurements.

** ****** *** ************ of *** ****** ** this *****:

*******

* ****** ****** **** for ~$**,***-**,*** *** **** depending ** ***** *************, resolution, *** **** *********, as **** ** ****** wifi *** ********* ****. This ******* ** ** the **** ***** ** others **** ** *****, Hikvision, *** ******, ****** FLIR **** *** ******* a *********.

**** **** ******** ** the *-****** *** ********* which ** *** ******* screening ****, *** *** with *****-***** ******** **** performs ********* (**** ********** ************** ****** ********).