![I got this diode out of a dvd rom and I would want to know to what type of laser diode this is, and whats the pinout. Thanks for all helpful answers:) : I got this diode out of a dvd rom and I would want to know to what type of laser diode this is, and whats the pinout. Thanks for all helpful answers:) :](https://i.redd.it/d4u7r7q5y5m61.jpg)
I got this diode out of a dvd rom and I would want to know to what type of laser diode this is, and whats the pinout. Thanks for all helpful answers:) :
![FSHH-4-4 Round 4pin ROSA LD detection socket 4 pin laser diode test socket Photosensitive test socket - AliExpress FSHH-4-4 Round 4pin ROSA LD detection socket 4 pin laser diode test socket Photosensitive test socket - AliExpress](https://ae01.alicdn.com/kf/He9162d39a7104d18b698de3c833f3b4cX/FSHH-4-4-Round-4pin-ROSA-LD-detection-socket-4-pin-laser-diode-test-socket-Photosensitive.jpg)
FSHH-4-4 Round 4pin ROSA LD detection socket 4 pin laser diode test socket Photosensitive test socket - AliExpress
![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://i.redd.it/does-anyone-know-what-kind-of-laser-diode-this-is-taken-v0-5usaps3wyjw91.jpg?width=4032&format=pjpg&auto=webp&s=92cf58406a2b8cc9fe7953796fcaa6e590435b09)