Optics2026-01-021 minarXiv:2601.00684expressLight in a Pipe Without Polarization LossLight traveling through an optical fiber is like a crowd in a narrow corridor: each photon takes its own path, and if the paths get mixed up, you end up with mush at the exit.Yuxi Wang·Charu Goel·Wonkeun ChangMalus's lawJames Clerk MaxwellAlan Guthpolarizationpolarimetryoptical microscopyquantum opticstotal internal reflection👍👎☆SimplePopularAdvanced