Since the laser diodes only put out one wavelength of light, the beam bends but does not split or diffuse.

The control system is build around the simple Arduino shield shown to the right, which uses simple 74 series logic to send TTL control signals to the laser diodes used in his rig.

🔴 Laser-Based Optical Communication System This project demonstrates a simple yet adaptive laser communication system built using Arduino. It was developed as part of a final assignment for a ...

The Arduino illuminates (blasts) the target using an inexpensive laser diode mounted on a servo motor. Interesting applications of applied math include computing distance based on sonic travel time, ...

Called RLD90QZW8, “original technology allows Rohm to reduce the temperature dependence of the laser wavelength to just Δ11.6nm – 0.10nm/°C”, said the company. “This makes it possible to narrow the ...

This paper adopts Arduino DUE and Raspberry Pi for organic light emitting diode (OLED) lifetime measurement. Using digital-analog converter (DAC) port of Arduino DUE output voltage to control the ...