Infrarotsensor / Ultraschallsensor

Selecting the Right Sensor for Arduino Projects : 7 Steps (with Pictures) - Instructables

How to Use Obstacle Avoidance and IR Tracking Sensors on the Arduino - Circuit Basics

IR Sensor vs. Ultrasonic Sensor: What is the difference?

How HC-SR04 Ultrasonic Sensor Works & How to Interface It With Arduino

A circuit schematic of the assembled digital IR thermometer consisting

Types of Distance Sensors and How to Select One? - Latest Open Tech From Seeed

Ultrasonic vs Infrared (IR) Sensors - Which is better? – MaxBotix

What Sensors Are Best for Self-Driving Cars?

Infrared Temperature Sensor - Waveshare Wiki