940 nm ir led flashlight

video

https://en.wikipedia.org/wiki/940

https://en.wikipedia.org/wiki/940th_Air_Refueling_Wing

https://en.wikipedia.org/wiki/940s

High Power Infrared Emitting Diode, 940 nm, GaAlAs, MQW

High Power Infrared Emitting Diode, 940 nm, GaAlAs, MQW

Infrared (IR) transmission of data and remote control …

IR Illumination and Eye Safety — Tactical Information Systems