The full name of VCSEL is Vertical-cavity Surface-emitting Laser, the Chinese name is vertical cavity surface emitting laser. It is a kind of semiconductor laser. Semiconductor lasers are lasers manufactured using semiconductor manufacturing technology. Like all semiconductor-manufactured devices, semiconductor lasers have smaller size, lighter weight, lower power consumption, higher reliability, and longer lifespan than solid,… Read more What is VCSEL in the chip Burn-in Test? What effect does temperature have on it?