The electric fields, optical and fiber optic components shown in the figure are as follows: E;,: incident electric field; E,: electric field in the sample arm; E,,¢ electric field in the reference arm; BS/: beam splitter; M/ and M2: mirrors; C: fiber optic coupler; and. The electric fields, optical and fiber optic components shown in the figure are as follows: E;,: incident electric field; E,: electric field in the sample arm; E,,¢ electric field in the reference arm; BS/: beam splitter; M/ and M2: mirrors; C: fiber optic coupler; and. Fiber optic interferometry employs optical interference principles for measuring physical properties and detecting changes through fiber optic components. The introduction outlines the historical advancements in optical interferometry and highlights the impact of fiber optic technologies in various. Fiber optics play a pivotal role in modern communication systems by providing unparalleled bandwidth, security, and resistance to electromagnetic interference. (FSI), we leverage our expertise in fiber optic technology to address the challenges of signal interference. In this article, we will delve into the different components used in fiber optic cables, including the core, cladding, buffer, coating materials, strength members, jacket materials, and more. Additionally, we will answer frequently asked questions related to fiber optic cable components. This article explains what EMI is, how it occurs, and effective mitigation strategies like shielding, grounding, and filtering.