Okay kiddo, sometimes light can get confused and go in different directions instead of going straight like it's supposed to. That's where a polarization scrambler comes in.
Think of it like a magic wand that turns swirling light into straight light. It takes light that's all jumbled up and makes it organized so it can be sent through things like fibers or lenses without getting all mixed up.
How does it work? Well, the polarization scrambler uses lots of teeny tiny crystals or fibers that change the direction of the light waves. When the light waves enter the polarization scrambler, they get all mixed up and confused. But as they travel through the crystals or fibers, they get turned around and straightened out so that they all travel in the same direction.
It's kind of like untangling a ball of yarn. The fibers in the scrambler work like your fingers, patiently sorting out the mess and making everything neat and organized.
So there you have it, a polarization scrambler is like a magic wand that untangles and straightens out light waves so they can go where they're supposed to go without getting mixed up. Did that help explain it?