The distance-to-spot (D:S) ratio is a key specification of an infrared thermometer that indicates the relationship between the distance from the target and the size of the area being measured.

Gadgets 360 With Technical Guruji: Did You Know All the Functions of an IR Sensor? Published On: 29 June 2025 | Duration: 03:06 ...

The DS18B20 library supports only the DS18B20, only one sensor per pin, no parasite mode, no Fahrenheit and no alarm functions. The only feature the class supports is the asynchronous reading of the ...

Library and Hookup Guide Arduino Library - Library for reading proximity, ambient light, and IR values. Hookup Guide - Hookup guide for getting started with the SparkFun VCNL4040 Proximity Sensor.