The German Company Powering Many China Temperature Tablets (Heimann)

By Sean Patton, Published Aug 12, 2020, 11:05am EDT

Many fever tablet suppliers market German-made Heimann thermal sensors while the company touts its "Essential role in fighting the pandemic".

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We spoke with Heimann Sensor, and in this report, we examine:

  • Who is Heimann Sensor
  • What type of sensors Heimann offers
  • Are Heimann sensors accurate for medical applications
  • How are thermopiles different from microbolometers
  • Worldwide demand causing long lead times

Heimann ******* ********

******* *** ******* ** Dresden, ******* ** ****, reports ** ***** *********(** ** ********), ******** *** ************ infrared ******* *** ********** manufacturing, **********, *******, *** security ************.

*** ******** ** ******* were ********* **** ** Siemens ** ** ******* called ******* *************** *** their ***** *********** ** **&*, * US *************/****** ************, ** the ***** ******** $** *******.

**** **** ******* ** the ****** ****** ** Dresden *** ********, ** well ** ** ********.

Heimann ********** *******

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******* ****** * **** range ** ***-**** ******* devices ****** ********** ****** in * ****** *****-**** variants **** *** ** 80x64.

******* ****** **** ***** ranges **** $** ** $270 *** *** ******. The **** ****** ******* specified *****-**** ***** ****** ************ ***** ** ***** and **** *** ~$** for ********** ** *** or ****.

******* ****** ******* ** multiple **** *******, **** 19-degrees ** ***-*******, *** generally, ***** ******* *** using **-****** ** **-****** lenses, ***** ******* ** a ***** **** **** of ~*/* ** **** (1.27cm) ** *' (****) scanning ********. ***** * human **** ** ~* inches ****, **** ****** ~12 ****** ************ ** a ****.

Thermopile ****** ***************

*** ********** ** ************ include ***** **** *** no ***********; *******, *** disadvantages *** ***** ********** and **** ********* ** variances ** ***********.

******* **** **** *********** are ********* ****** *** do *** *****, ****** microbolometers, ** **** ** not ******* ********* ***********:

**** *** ********* ****, thermopiles *** ****** **** time *** ***’* ***** like ***************. ******* **** drift **** ** ******* some ****** *** **-************ zero. **** ******** ******** a ******* *** *** mechanism. **-************ **** ** referred ** ** “***-********** correction”, ********* *********** ** NUC. ** **** *******, the ******* ** ******, the *********** ***** *** microprocessor **** ***** ** no ******** ***** *** everything ** **-*** ** zero. **** *** ******* is ******, *** *** measurement ** ****. *******, as **** ** *** shutter ** ******, *** microbolometer ****** *** **** drift *****. *** *** has ** ** ********* regularly. **** **** * have ****, **** ******* every *** *******.

*********** *** **** ********* than ***************, *** ****** to ****** ******* ** temperature, *** ******* ** the ***** ***** ***** require * **** ******* FoV ** **** *** same ***** **** ****.

******* **** **** *********** are **** ********* *** less *******:

**** *** ******** ****, thermopiles *** **** ********* than *** ***************, ***** have ** ******* *** cost ** *** ******* assembly.

********, ******* ** *** short ******** ********* *** narrow ***** ** ****, thermopile-based ***** ******* ** not *** ***** ******, decreasing ***** *******.

*******, ** * ******* resolution ** ** * 64 *** **** ******** used ** * ** thermophiles, ************ **** ** - **% ***** ********** than **** * ***-*** 160 * *** ******* imager.

Not ******* ******** ********** **** *******

*******'* **** ***** *******-********** accuracy ********* ****** ±* - *°* **** * wide *********** *****, *** "higher ********" **** **** temperature, *** ****** ***** medical-grade ******** ***********:

******* ******** ******* ********** infrared ****** ****** *** industrial, ********, *********, ****** management ****, ******** *** other ************ **** ******* accuracies ** +/- *…* deg * ** * wider *********** *****. ***********, we ***** * ******* calibration *** ****** ******** at **** ******* *********** (body ***********). ************, ** achieve *** ******* ******** accuracy, * ***** *********** has ** ** **** with *** ***** ****** (IR ******), ********** ** IR ******, *********** *** housing. ********* **** ******** accuracies ** *.*..*.*°* *** be ******* ** * very ******* *********** ***** at ********** ******* **********. As *** ******* ******** (such ** *******) *** only ** ******* ** calibration ** *** ***** device, **** *** ** be **** ** *** customers *** ****** ** offered ** *******.

**** ********** **** ********* (fever ****** *************) *** responsible *** *** *********** of *** ***********:

* ***** ***** **** into *** *** ******** thermometers. *** ** *** these ***** *** ********* are *********** *** *** design, ************* *** *********** of ***** *******. *** customers ***** *** *** approval ** ***** ******* *** ********** ****** such- *** ******* ****** itself **** *** ***** medical-grade ******** ***********.** *** a *** **** ********* company *** ** **** no ******* ******* ************* **** ** ** to *** *********.

*******, **** *****-**** ***** tablets ****** **** ******** performance, ±*.*°*, ** *'-*' from *** ******. ***** there * *** ******** greater (±*.*°*) ** ***** (±0.54°C), ***** ** *** a **** ***** ** accuracy ******:

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**** ******* *** ***** that ***-**** ***** ******* frequently **** ******** **** temperatures *** *** **** accurate **** ******** (*,*,*):

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***** ********* *** ***** various '************ **********', *******, IPVM's *******, **** *** testing, ** **** ***** 'algorithms' *** ********* ******* to **** **** **** statistically '******' (*.*. **°* / **.*°*) ** *** expense ** ******* ****** elevated ************.

Worldwide ****** ******** ******* ****** ******

*******'* ** ***********,****** ***********, ******** **** ********* demand *** ******* **** lead *****:

** ***** **** *** worldwide ****** *** ***** products ** ******* *** roof. **** ***** *** very **** ********* **** what *** ****. ** can **** *** *** best ********* ** ******* availability.

**** ******* ******** ** have ******** **** *** thermal ****** ************* (*.*.,*********), *** **** ******** difficulty ******** ***** ****** thermal *******.

*******

********** ** ****** ***********, this ** ******* * boom *** ******* *** IPVM ** ********* ***** using ***** ******* ** do ***** / ******** temperature ********* ***** *** limitations ** *** ****** sensors *** **** *** of ************ **********.

Comments (1)

* *** ****** * fan. ***** **** **** he *** ******. **** to *** ** ** making ** ** *** professional ***** ******.

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