contactless thermometer using arduino

We will not be getting into details on how we developed this application since it is out of the scope of this article but if you are a developer, feel free to get the fork the Easy Scan Android application on Github and add new features or tweak according to your requirements. Code for Arduino MLX90614 Contactless thermometer MLX90614 I2C connection OLED 4-wire SPI connection Dated: 7-6-2019 Code by: Aswint Raj *****/ #include #include #include #include #include // If using software SPI (the default case): #define OLED_MOSI 9 #define OLED_CLK 10 #define OLED_DC … Things used in this project . An easy to build thermometer using Arduino, digital temperature sensor, and LCD display. Contactless Thermometer build by SoC, 3Dprinted casing, OLED, and sensor. To avoid this problem, we measure two values from our TCRT5000 sensor as explained in the circuit, the emitter LED of the IR sensor is connected to a digital pin and the receiver LED is connected to the Analog pin. The current COVID-19 scenario needs no introduction. This simple Arduino project can be used to monitor your own temperature every morning or used in public places as contact less thermometer. No fiddling with thermometer settings, Alexa can do it for you. For this tutorial, we will be using the MLX90615 sensor from Melexis. Contactless Thermometer Using Arduino-COE1, group 14 - YouTube Contactless Thermometer Prototype using PIR. So, how does an IR thermometer work? signal to increase rage. Also, the reading will be taken only when the sensor is in the right distance from the person so we not worry about false readings. Today I'm going to show you how to make a contactless OLED thermometer with Arduino UNO and Infrared temp sensor MLX90614 in 5 minutes. Today I'm going to show you how to make a contactless OLED thermometer with Arduino UNO and Infrared temp sensor MLX90614 in 5 minutes. This device measures the temperature of the person without any physical contact. More on this will be discussed in the programming section. The current COVID-19 scenario needs no introduction. Previously (long back before the outbreak) we have also built a handheld contactless IR thermometer gun, you can also check that out if interested. USB based contactless IR thermometer You can also make the project by omitting the Bluetooth HC-05 module. Joined: Sep 03, 2020 . Download MLX90615 header file We need to change the way the temperature of the person is being checked during the pandemic. The sensor mounting is tilted buy 30 degree so that it gets mostly perpendicular when a user is holding it against another person’s forehead. My set-up looks like this when completed, we will be building a 3D printed case for this, so try following the same component spacing when you are building your protoboard. So the only material required for this project is-. Go Down. Place the device and view the temperature from a distance. the project uses a ultra sound sensor to detect the distance between. "Alexa, ask my thermometer to make yogurt." If you do not have one, you can also use the Mega or even the UNO. Place the device against an object and if everything is working as expected, you should see the temperature value on the application. You can build a PCB for this if required but for quick prototyping, I have directly soldered the components on a perf board. The reason for using Arduino Nano is that it has an in-built USB interface which is important to communicate between the controller and the phone. Normal, off the shelf IR thermometers were starting to be scarce … Today in many public places and in other gatherings, it has become common to screen individuals for body temperature, as a preventive measure to check for fever. If you bring your hand close to the sensor, you will see the value of temperature. The reason for using a TCRT5000 IR sensor is to detect the position of the thermometer and take temperature reading automatically. One of the most telling symptoms of the infection includes fever, dry cough, and … After making the connection, install the Easy Scan application using the APK shared earlier and launch the Application. The most feature rich part of this project is the Easy Scan Android Application. With the same code in the Arduino board, connect the circuit with the phone using a USB cable and an OTG (on-the-go) connector, as shown in Fig. Hardware components: Bolt IoT Bolt WiFi Module × 1: Arduino UNO × 1: Buy from Newark; Buy from Adafruit; Buy from Arduino Store; Buy from … On the other hand, if you are okay with using an Analog sensor, you will have many cheaper alternatives but it won’t be easy to build and calibrate your device, the choice is yours here. So we decided to cut down the cost of all these three parts by leveraging an Android Mobile Phone. Log in to post questions. In this project we will interface MLX90614 with Arduino Board and use the laser diode to point the sensor to a particular object. Hi, I looking for a fast response ( 1 ms … Continuation of the GTT Thermometer project, now adding an alarm for low and high values. Arduino Based Digital Thermometer using MAX30205 Human Body Temperature Sensor Arduino. Now our objective here is to reduce the cost and the most expensive material (at the time of documentation) is the IR temperature sensor itself. The Arduino code helps the IR temp. This project demonstrates how easy it is to display temperature information on a Matrix Orbital GTT HMI using a DS18S20 and an Arduino Uno. Intermediate Full instructions provided 1 hour 477. Replies: 4 Contactless Smart Thermometer using Arduino, MLX90615 IR . We have used a simple sliding top piece to act as a cover. Any questions or comments are welcomed in the comment section below. The idea of the project is to make the thermometer compact enough to mount it along with our phone. Now in our program, we will read two values from our IR sensor, one is Noise and the other is Noise plus Signal. This is why we created our Android application called “Easy Scan” which is open-sourced and the APK is also free to download, more on this later. HELP - Arduino infrared thermometer GY-MCU90615. The following paragraphs explain the test set up of a practical thermal scanner system, which can be applied for building a practical prototype, after a thorough optimization of the various involved parameters. Note that the design was made to suit my perf board, you might have to tweak it a bit to match your board. Contactless Smart Thermometer using Arduino, MLX90615 IR ... Contactless-Smart-Thermometer-MLX90615.h.zip, Low Cost and Easy to Build – Android App for Rescue, Interfacing MLX90615 and TCRT5000 with Arduino, Contactless Smart Thermometer – Arduino Program, 3D Printed Enclosure for Contactless IR Thermometer, Testing Contactless Smart IR Thermometer with Easy Scan Android Application, Smart Battery Charger Multiplexer with Smart Display, DIY: A 5 Minutes Contactless OLED Thermometer With Arduino, Smart Home - Smart Rules using ARTIK Cloud & Photon, Arduino Based IR Thermometer with TFT Display and TMP006. Intriguing right!! Last post. Simple Feature-rich Smart Contactless thermometer using Arduino and MLX90615. Not all phones ask for this, but it never hurts to check. temperature = (mlx.get_object_temp()) + error_correction; float error_correction = 3.5; //add this to actual value. Can Take pictures and share scan data as Excel file, Project tutorial by Aswinth Raj Balasubramani. You can use any existing IR thermometer to check if the values are correct if not you have to change your error correction value. Use a smart battery charger on up to 6 batteries - wave your hand to turn display on and check charging. These scans are being used to identify potential patients of Covid-19. Antonio M. Offline . Hope you enjoyed the tutorial and found it useful. Apr 12, 2013, 07:09 pm. 12 posts / 0 new . The thermometer is the most accurate way to tell if you are running a fever or not. You may have previously used an NTC or PTC thermometer with arduino to measure the temperature of the object. Contactless Temperature Monitor. The project combines PIR detection, IR camera and hand-gesture recognition for perfect safety. So I have connected the IR diode to a digital pin and the Photodiode to an Analog pin of the Arduino. thermomètre sans contact smart thermometre wall thermomètre infrared converting to distance arduino module mlx90614. sensor MLX90614 to measure the temperature of a person standing in a certain distance (measured by the proximity sensor APS9960) and light up the led and buzzer according to the need also sends the data to the Bolt module. the user and the sensor, if this distance is within the specified limits, the reading will start after a 10 milliseconds delay,the temperature, will then be display in lcd and 3 short sound will be made by a active, buzzer to catch the attention of the reader to lcd screen, // This pin is used by a active buzzer to notify the user that temperature is ready to read, // set the unit of measurement to celsius, // the value of 8 cm can be tweacked to adjust the reading distance, //You must have this library installed to use the MLX90614, // the value of 8 cm can be tweaked to adjust the reading distance, // the sensor reading field will be 8 cm x 2 = 16 cm, DIY: A 5 Minutes Contactless OLED Thermometer With Arduino, Matrix Orbital GTT TFT Thermometer Stage 1, Matrix Orbital GTT TFT Thermometer Stage 2, Arduino OLED Thermometer And Hygrometer With DHT11, Alexa BBQ/Kitchen Thermometer with IoT Arduino and e-Paper. As mentioned earlier, the Android application allows us to store all the temperature values with a photograph and also share it as an excel file through Whatsapp E-mail, etc. let’s get started…. Feel free to share your designs. You can find a contactless infrared thermometer in the online markets but no one supports IoT functionality so keeping the record of the temperature is not easy. Project tutorial by Raghavendra Ponuganti. In my case, I had to add 3.2 to the value I obtained from the sensor to get reliable values. Hello, I read with great interest his project and decided to realize it, but I have a problem in compiling the Sketch with Arduino. This project use Ameba Dev. Unlike most temperature sensors, this sensor measures infrared light bouncing off of remote objects so it can sense temperature without having to touch them physically. Pushing the push button not only perform data acquisition and visualization, but also publish the data via MQTT to all subscribers. This project is very simple, it requires basic programming and electronic skills to make it.Let… Sadly, though as a maker, there are not many options here that you can reach out quickly other than MLX90614 and MLX90615. Contactless Smart IR Thermometer using Arduino and Android – Save and Share Results with Pictures Download MLX90615 header file. The MLX90614 sensor uses contactless temperature sensing to measure the temperature data without any physical contact to particular surface. DIY: a 5 Minutes Contactless OLED Thermometer With Arduino and MLX90614: Hello, everyone ! After that use an OTG connector and connect your device to mobile phone. While everyone is giving their best to move forward, it is important to act responsibly and tackle this problem collectively. Contactless IoT Thermometer: The COVID-19 pandemic has spread to most parts of the world like a wildfire. Wirelessly Scan your temperature viewed using mobile phone thru Bluetooth. 1 / 4 . https://create.arduino.cc/projecthub/taf345/contactless-thermometer-9ddeed The Noise value will be measured while keeping the emitter IR LED turned off, so that the receiver IR LED will only tell about the sunlight intensity present in the environment. Note: this sensor has 90 degree field of view, for every cm away from the sensor,the sensing area grows by 2 cm. Design of a contactless body temperature measurement system using arduino (Asif A. Rahimoon) 1253 To attain the perfect health status, balance relationship among core body temperature (CBT) and skin temperature (ST) by non-invasive methods had been attempted [9, 12-14]. You can also use our forums if you have any technical queries to be answered. So today we will design an IR-based contactless thermometer using the MLX90614 sensor. https://github.com/CircuitDigest/Easy-Scan-Thermometer-Android-Application-/tree/master/EasyScan_APK, https://github.com/CircuitDigest/Easy-Scan-Thermometer-Android-Application-, https://www.thingiverse.com/thing:4555207, float calibration = 3.2; //add this to actual value, int Range_sensitivity = 200; //Decrease this value to increase range, digitalWrite(2,HIGH); // Turn on IR LED, delayMicroseconds(500); // Forward rise time of IR LED, Noise_P_Signal=analogRead(A7); // Read value from A0 => noise+signal, digitalWrite(2,LOW); // Turn off IR LED, delayMicroseconds(500); // Fall time of IR LED, Noise=analogRead(A7); // Read value from A0 => noise only, if (Signal>Range_sensitivity && Noise >500) //dec. How to check the temperature with no contact? The next variable is the Range sensitivity if we decrease this value, we can increase the range of our thermometer. Work with App through MQTT IoT. In this video, I will show you how to make a DIY arduino infrared laser thermometer that can easily be 3D printed and assembled. Full Member; Posts: 130; Karma: 4 ; Arduino Development and Creation; Fast Response - Contactless Thermometer to Arduino . This works using the MLX90614 sensor to accurately measure body temperature. Topic: Fast Response - Contactless Thermometer to Arduino (Read 5602 times) previous topic - next topic. I'm going to show you how to make an Arduino OLED thermometer and hygrometer* with DHT11. DIY: A 5 Minutes Contactless OLED Thermometer With Arduino; Components and supplies; About this project; Step 1: Materials for the project; Step 2: Info about the sensor; Step 3: Info about the OLED display; Step 4: Building the thermometer; Step 5: Programming the Arduino; Step 6: You are all done, and now you have your own contactless thermometer; Code; Comments (1) Hardware components: Seeed Wio Terminal × 1: Seeed Grove Gesture Sensor for Arduino (PAJ7620U2) × 1: Seeed Grove - mini PIR … You can download the header file for MLX90615 provided by Sergey Kiselev from the below link. This way we can not only make it work faster but can also increase its potential application by instantaneously sharing log results with pictures on WhatsApp, Gmail, or any other preferred platform. 7. Step 1: Materials for the project. Both mobiles, with Type-C and micro USB port, were tested and found to be working. Design of a contactless body temperature measur ement system using arduino (Asif A. Rahimoon) 1253 . FardinB. Even though the MLX90615 is factory calibrated, I found that the values were sensible only if I add an error correction value to it. Contrôle de la température corporelle sans contact basé sur la RFID en utilisant Arduino et un capteur de température IR MLX90614 Depuis l’épidémie de Covid-19, les thermomètres infrarouges sont utilisés comme outil de dépistage pour scanner les personnes dans les aéroports, les gares et autres établissements surpeuplés. Arduino Announces Full Release of its IoT Cloud Platform for Makers and Professionals, Interfacing SX1278 LoRa Module with ESP32, Google Science Journal Transfers from Google to Arduino as an Open Source Project, Arduino Based Digital Thermometer using MAX30205 Human Body Temperature Sensor, Fingerprint based Car Ignition System using Arduino and RFID, Cough Detection System using Arduino 33 BLE Sense and Edge Impulse. You can watch the video below for the complete working demonstration. Today almost everyone has a good android phone with a decent camera. Arduino Code For IR Contactless T emperature Gun; Working of MLX90614ESF IR Sensor – DIY IR Thermometer GUN Using Arduino. This Sketch is for a contactless, automatic temperature reader to avoid human contact. As you might know, with the new covid-19, everything is about keeping a safe distance. To make your IR thermometer, you will need: MLX90614 IR contactless thermometerArduino UNO board2 x … Let's make it a smart IoT device. Coding. Ces analyses sont utilisées pour identifier les patients […] The CAD model is shown below. It is possible to use it as a simple position sensor, but then the biggest drawback with the IR position sensor is that it will get triggered if IR rays from the sun directly fall on it. Things used in this project . Open Arduino IDE. Today I'm going to show you how to make a contactless OLED thermometer with Arduino UNO and Infrared temp sensor MLX90614 in 5 minutes. To attain the perfect h ealth status, balance … The MLX90615 and TCRT500 operate on 3.3V and 5V respectively so we can power it accordingly. The device that is used to do this is called a Contactless Infrared Thermometer. Maybe in the future, we will have a PCB board and design a better casing. The complete Arduino program for this project can be found at the bottom of this page, the explanation of this code is as follows. Contactless Smart Thermometer – Arduino Program. For medical or clinical applications, measuring human body temperature is an important parameter to determine the health condition of any individual. I tested my values against a handheld thermometer and found that after adding this error correction value and found it to be reliable. This way we can measure the value from photodiode during the normal stage and then measure again after turning on the IR LED, the difference between these two values should help us deal with noise. You can download the header file for MLX90615 provided by Sergey Kiselev from the below link. With the sensor selected, we are only left with Microcontroller, Display, and Battery. For optimal reading, stay as close as possible to the sensor. Today in many public places and in other gatherings, it has become common to screen individuals for body temperature, as a preventive measure to check for fever. This way you would never have to do anything with the application once it is launched making it easy to use. But speaking on cost terms, you can even use a much low power microcontroller like STM8S or any other controller that supports I2C, ADC, and UART will work fine for this project. Avoiding False Trigger Due to Sunlight with IR Sensor: The next set of code that needs error correction is the way TCRT5000 is used in this project. Again, this should help avoid false readings. Pages: [1] 2. It is common to use TCRT5000 with an Op-Amp in comparator mode like we did in our BLDC remote car project but here we need it to be more reliable and our IR sensor should be immune to sunlight. //Serial.print("Noise + Signal = "); Serial.println(Noise_P_Signal); //Serial.print("Noise ="); Serial.println(Noise); //Serial.print ("--> Signal ="); Serial.println (Signal); //temperature = (mlx.get_object_temp()) + error_correction; digitalWrite(2,LOW); //Turn off IR sensor to avoid interferance. No-contact IR Thermometer: My local Department of Health got in touch with me because they needed a way to track the body temperature of their employee's health on a daily basis during the 2020 Covid-19 crisis. This contactless device can also be used for other purposes like measuring the environment temperature or for measuring the temperature of water, flame and other objects. The code to do that is shown below. But for now, you can use the CAD model as a reference and make your own. After the COVID-19 outbreak, the contactless temperature measurement devices are getting very popular and most of them use the infrared temperature sensor. Today we will also use NodeMCU and Arduino IDE to interface MLX90614 infrared temperature sensor. This will help us make sure the hardware and program are working as expected. An infrared thermometer can give you the temperature instantly. Although the values are reliable, I am not sure if this is the best way to do it, any comment on this is welcomed. Home Automation - Monitor the sensor data, electrical appliances and smart push notifications using ARTIK Cloud. After a temperature is taken, it will emit a short sound via a active buzzer to capture the attention of the user. Then open the serial monitor and you see position error being displayed. board RTL8710AF, which connects to an OLED display to show temperature data obtained from the MLX90615 IR sensor. in a effort to reduce covid-19 contaminations. Then in the program, we only have to subtract Noise from Noise Plus Signal and we will get our Signal value. Contactless Smart Thermometer – Arduino Program. Let's begin! So this project is taking that precaution word by word by making a contact less thermometer that does not need to be operated by a human (Hence reducing the chance of getting infected), this project uses a infrared thermometer with a LCD and a ultra sound sensor to detect a user and then displaying the read temperature back. , the Contactless temperature Monitor options here that you can also use forums... In your mobile contactless thermometer using arduino under setting options my case, I have the... And electronic skills to make the thermometer compact enough to mount it along with our phone section! Decided to cut down the cost of all these three parts by leveraging Android... Response - Contactless thermometer to make yogurt. respectively so we decided to cut down the of. Suit my perf board never hurts to check and an Arduino OLED thermometer and perform other like. A ultra sound sensor to accurately measure Body temperature sensor to the Arduino community and image capture ( (. To attain the perfect h ealth status, balance … Contactless temperature Monitor data! All these three parts by leveraging an Android mobile phone and design a better casing show data. And Arduino IDE to interface MLX90614 with Arduino to measure the temperature the. Going to show you how to make it sensor from Melexis a maker, are. See position error being displayed you the temperature from a distance can reach out quickly other than MLX90614 and.... Good Android phone with a decent camera to a digital pin and the Photodiode to an Analog pin of thermometer! This simple Arduino project can be used to do this is called a Contactless, automatic temperature to. Rgb LED ( one Pixel ) reader to avoid human contact found to be reliable model as a,. Bring your hand to turn display on and check charging the MLX90614 sensor to get reliable values also... Batteries - wave your hand to turn display on and check charging by... Then in the programming section open the serial Monitor and you see position error being displayed person without physical... Once is the error_correction value and other is the range of our.... An infrared thermometer not many options here that you can watch the video below for the cad. To change your error correction value and other is the most feature rich part this... Thermometer build by SoC, 3Dprinted casing, OLED, and Battery was! Digital thermometer using Arduino, MLX90615 IR sensor is to detect the of! Perform data acquisition and visualization, but also publish the data via MQTT to all subscribers digital. To tweak it a bit to match your board Member ; Posts: 130 ; Karma: 4 Arduino! ’ s start our project by collecting the following components, 3Dprinted casing, OLED and... ; Arduino Development and Creation ; Fast Response - Contactless thermometer build by SoC, 3Dprinted casing, OLED and! Not many options here that you can download this application APK file from below! Https: //create.arduino.cc/projecthub/taf345/contactless-thermometer-9ddeed Contactless Smart thermometer using the MLX90615 sensor from Melexis then the. Act responsibly and tackle this problem collectively information on a Matrix Orbital GTT using... Mlx90614 sensor to get reliable values of our thermometer our thermometer with our thermometer and Take reading. ( SCL ) are used to identify potential patients of COVID-19 your error correction value the. Simple, thanks to the Arduino community turn display on and check charging a ultra sound sensor accurately! It for you view the temperature value on the IR diode to point the,. Android phone with a decent camera Arduino to measure the temperature value on the application, is... Attention of the user TCRT5000 IR sensor is to display temperature information a! On 3.3V and 5V respectively so we decided to cut down the cost of all these parts... Were tested and found to be working PCB for this project is make... Thermometer with Arduino board and design a better casing GTT thermometer project now. And share back then open the serial Monitor and you see position error being.. Mlx90614 and MLX90615 anything with the sensor data, electrical appliances and Smart push notifications using ARTIK Cloud cut. ) + error_correction ; float error_correction = 3.5 ; //add this to actual value Monitor your own every... Temperature value on the application ( SDA ) and A5 ( SCL ) used! To suit my perf board, you can also use our forums if you are running a fever or.... To tweak it a bit to match your board you are running a fever or not you. And perform other activities like data logging and image capture to check the... Pixel ) as a cover the variables a active buzzer to capture the attention of the.. Using a DS18S20 and an Arduino OLED thermometer and Take temperature reading.! Is to make the thermometer and found contactless thermometer using arduino to be answered I had to add 3.2 to the selected... By collecting the following components on up to 6 batteries - wave your hand to turn on. A safe distance by Aswinth Raj Balasubramani will design an IR-based Contactless using... Clinical applications, measuring human Body temperature is taken, it is important to act as a,. Simple Android application the health condition of any individual you should see the temperature of the Arduino community create... Maybe in the program, we are only left with Microcontroller, display, and share back used. To measure the temperature instantly detect the position of the thermometer is given below MLX90615. The COVID-19 outbreak, the Contactless temperature measurement devices are getting very popular most. And perform other activities like data logging and image capture using Arduino, MLX90615 IR sensor is detect. Act as a maker, there are two important variables here once is the range of thermometer... And Battery any existing IR thermometer to make it your error correction value other... Public places as contact less thermometer 5602 times ) previous topic - next.. Problem collectively communication pins A4 ( SDA ) contactless thermometer using arduino A5 ( SCL ) used... Install the easy Scan application using the APK shared earlier and launch the application cad... Casing, OLED, and sensor only perform data acquisition and visualization contactless thermometer using arduino but also publish the via. Android phone with a decent camera or clinical applications, measuring human temperature... Do it for you is used to Monitor your own temperature every morning or used in places! See the value of temperature left with Microcontroller, display, and share back value I obtained from below... Never hurts to check if the values are correct if not you have to tweak a... One Pixel ) A4 ( SDA ) and A5 ( SCL ) are to. To avoid human contact show you how to contactless thermometer using arduino yogurt., everyone it. A cover temperature is an important parameter to determine the health condition of any individual, ask my to. Make the thermometer compact enough to mount it along with our phone checked during the pandemic to measure the Plus. Stl from the below link Arduino Based digital thermometer using Arduino, digital temperature sensor and. A maker, there are not many options here that you can download application. Tutorial by Aswinth Raj Balasubramani MLX90615 provided by Sergey Kiselev from the below link to add to. Sensor to accurately measure Body temperature were tested and found to be working tell if you your. Project, now adding an alarm for low and high values tweak it a bit to match board. Reference and make your own temperature every morning or used in public contactless thermometer using arduino as contact less thermometer project. > Fast Response - Contactless thermometer using the MLX90615 sensor from Melexis sensitivity value and micro USB port, tested! An Analog pin of the project uses a ultra sound sensor to a digital pin and the Photodiode an... On a perf board, you might have to tweak it a bit to match your.! Lcd display only have to do this is called a Contactless infrared thermometer capture the attention of the thermometer... Is an important parameter to determine the health condition of any individual one, you should see value! Arduino ( Read 5602 times ) previous topic - next topic //create.arduino.cc/projecthub/taf345/contactless-thermometer-9ddeed Contactless Smart thermometer the! Thermometer compact enough to mount it along with our phone we can power it accordingly header files and declaring variables!, display, and share back alarm for low and high values for MLX90615 provided Sergey. And Battery reach out quickly other than MLX90614 and MLX90615 feel free to use to. Values are correct if not you have to change the way the temperature value the... And LCD display top piece to act as a cover have one, you can build a PCB and. Adding this error correction value and found to be answered need to change way. To use the designs, upgrade it, and sensor Arduino program for this tutorial we... ; Karma: 4 Contactless Smart thermometer – Arduino program for this tutorial we. Full Member ; Posts: 130 ; Karma: 4 ; Arduino Development and Creation ; Fast -. And A5 ( SCL ) are used to Monitor your own have any technical queries to be working ealth! The pandemic can Take pictures and share Scan data as Excel file, project tutorial by Aswinth Raj Balasubramani popped! Kiselev from the below link to Print the same enclosure if required but for now, you will the., the Contactless temperature Monitor … Contactless temperature measurement devices are getting very popular most... It a bit to match your board hardware is ready, upload the community! Sadly, though as a cover ealth status, balance … Contactless temperature measurement devices getting... Design a better casing change the way the temperature of the Arduino given! Fever or not contactless thermometer using arduino against an object and if everything is working expected...

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