Tailored to support OM5 wideband multimode fiber, this SC optical keystone coupler enables multi-wavelength multimode strategies such as shortwave wavelength multiplexing while maintaining practical ease of use. The green housing follows OM5 identification standards, simplifying inventory control and reducing installation errors in complex fiber deployments. Built with a precision zirconia ceramic sleeve and UPC-polished endface, the adapter achieves close ferrule-to-ferrule alignment and minimized insertion loss for dependable multi-channel performance. Its keystone-compatible form factor ensures fast, secure mounting in faceplates and patch panels and the robust construction supports repeated mating cycles, making it an ideal component when deploying scalable, future-ready multimode solutions.