Ultrasonic vs Infrared (IR) Sensors - Which is better? – MaxBotix
Need help to build long range IR transmitter
100m IR distance 15 Leds IR Illuminators IR Infrared Light LED CCTV Camera Night-vision IR Fill Light for CCTV Security Camera
![Super-bright 5mm IR LED [940nm] : ID 387 : $0.75 : Adafruit Industries, Unique & fun DIY electronics and kits](https://cdn-shop.adafruit.com/970x728/387-01.jpg "Super-bright 5mm IR LED [940nm] : ID 387 : $0.75 : Adafruit Industries, Unique & fun DIY electronics and kits")
Super-bright 5mm IR LED [940nm] : ID 387 : $0.75 : Adafruit Industries, Unique & fun DIY electronics and kits
Long range IR communication - Tutorials - RobotShop Community
120m IR distance 6 Leds IR Illuminators Light IR Infrared Light LED CCTV Camera Night-vision Fill Light for CCTV Security Camera
infrared - IR LED power density calculation - Electrical Engineering Stack Exchange
Arduino and IR LED based Proximity Sensor
How to build a distance sensor with Arduino - Alan Zucconi
avr - Drive IR LED with maximal power (for IR barrier with max distance) - Electrical Engineering Stack Exchange
Increase IR transmitter directivity and range - Arduino Stack Exchange
Scan Sensor Hand Sweep Switch Module 5V 12V 24V Short Distance IR LED Light - Walmart.com
infrared - Increasing distance of IR remote / transmitter - Arduino Stack Exchange
Problem - Measuring Distance by IR Emitter LED & IR Receiver LED - Project Guidance - Arduino Forum
Infrared LED Sensor Switch DC 12V | Remotes & Switches
LED - Infrared 950nm - COM-09349 - SparkFun Electronics
Long Range IR Transmitter
850nm 4-LED IR Illuminators,Ir Lights for Security Cameras – OOSSXX
Infrared Proximity Sensor Using Transistors - IR LED
Arduino and IR LED based Proximity Sensor
Increase IR transmitter directivity and range - Arduino Stack Exchange
infrared - Distance of IR radiation - Electrical Engineering Stack Exchange
uxcell 20pcs 5mm 940nm Infrared Emitter Diode DC 1.2V LED IR Emitter Light Emitting Diodes Clear Round Head 7 Meters Emission Distance: Amazon.com: Industrial & Scientific
How to build a distance sensor with Arduino - Alan Zucconi
IR Sensor | Basics, Types, Circuit, Working, Projects, FAQs
Simple IR Proximity Sensor With Arduino : 5 Steps (with Pictures) - Instructables
