![Does anyone know what kind of laser diode this is? Taken from old PC DVD drive. It has four pins. : r/lasers Does anyone know what kind of laser diode this is? Taken from old PC DVD drive. It has four pins. : r/lasers](https://preview.redd.it/does-anyone-know-what-kind-of-laser-diode-this-is-taken-v0-5usaps3wyjw91.jpg?width=640&crop=smart&auto=webp&s=e22aeb34e6ad0aa1afb426365ec48d311ce5040b)
Does anyone know what kind of laser diode this is? Taken from old PC DVD drive. It has four pins. : r/lasers
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Red and Infrared (IR) Dual Wavelength Laser Diodes : High Power Burning Laser Pointers,DPSS Laser Diode LD Modules, Kinds of laser products
![Controlling the DVD laser and lens. The DVD laser was controlled using... | Download Scientific Diagram Controlling the DVD laser and lens. The DVD laser was controlled using... | Download Scientific Diagram](https://www.researchgate.net/publication/306922265/figure/fig6/AS:399333099884551@1472219838431/Controlling-the-DVD-laser-and-lens-The-DVD-laser-was-controlled-using-a-constant-current.png)