This article will analyze key performance parameters such as transmission rate, wavelength, numerical aperture (NA), output power, and receive sensitivity of optical modules. It will also discuss how to choose suitable optical modules based on practical requirements. As an essential component of optical fiber communication, optical modules are optoelectronic devices that facilitate the conversion between optical and electrical signals during the transmission process. Operating at the physical layer of the OSI model, optical modules are core devices in optical. This document focuses on projection optical modules that incorporate Texas Instruments' DLP Display chips and are designed to project an image onto a surface for a variety of applications, including smartphones, tablets, display projectors, smart home displays, digital signage, AR glasses, and. The Sanmina Guadalajara, Mexico, facility partners with some of the world's most advanced technology leaders to produce complex optical products. With experience in optical and microelectronics, we provide test engineering, process engineering, and New Product Introduction (NPI) support for. On an optical network, a sender needs to convert electrical signals into optical signals before sending them to a receiver, and the receiver needs to convert received optical signals into electrical signals.