One of the key milestones in PMMA's development for optical fiber technologies was the introduction of graded-index PMMA fibers in the 1970s. This innovation significantly reduced modal dispersion, allowing for higher bandwidth and longer transmission distances. The journey of PMMA in optical fibers began in the 1960s when researchers first explored its potential as a lightweight, flexible alternative to traditional glass fibers. Since then, PMMA has undergone significant advancements, evolving from a simple plastic material to a sophisticated component in. Toray's RAYTELA™ is a multi-mode, step-index type of plastic optical fiber. Understanding its properties, benefits, and applications is. With the general term “Optical Fibers” it is quite common to refer to a specific type of fibers, in particular Glass Optical Fibers (GOF), that can then be divided into several categories de‐pending on the type of applications they are needed for (communications, sensing, lasing, etc. ); but optical. In this paper, we propose a system-level framework for modeling a POF network suitable for deployment in aircraft. The network incorporates Step Index (SI) POFs, Graded Index (GI) POFs, and Multicore (MC) POFs, utilizing PAM4 modulation, which enables the evaluation and comparison of these fiber. The PMMA (Polymethyl Methacrylate) optical fiber market is evolving beyond its decorative lighting roots. This section explores the key forces shaping its commercial landscape.