Product Description: Fiber Optic Light Source 1310nm 1490nm 1550nm - Handheld Optical Light Source for FTTX Network Testing Enhance your fiber optic testing capabilities with our Fiber Optic Light Source, designed specifically for FTTX networks. This handheld optical light source is a powerful tool for professionals, providing reliable performance and versatility for all your fiber testing needs. Key Features: Versatile Application This optical light source supports three key wavelengths: 1310nm, 1490nm, and 1550nm. It is primarily used for FTTX network testing and fiber diagnostics. When paired with an optical power meter (not included), it effectively measures optical power and end-to-end optical loss, ensuring optimal network performance. Universal Interface Design Designed for convenience, this handheld optical light source features a 2.5mm universal interface, making it compatible with a wide range of applications. The interface is equipped with a silicone dust cover, protecting it from damage and extending its service life, ensuring durability in various working conditions. Four Modulation Frequencies The fiber optic light source offers four output modulation frequencies: CW, 270Hz, 1kHz, and 2kHz. This feature guarantees stable and reliable output across the 1310nm, 1490nm, and 1550nm wavelengths, allowing for precise testing and accurate results in any environment. Backlight and LED Light Design Equipped with a backlit LCD screen, this device ensures clear visibility in dark or low-light conditions. Additionally, it includes an integrated LED light, enhancing visibility and improving working efficiency, making it easier to conduct tests in challenging environments. Drop Resistant and Portable Constructed from premium materials, this optical light source is both shockproof and drop-proof, significantly reducing the risk of damage from collisions. Its compact size makes it perfect for on-the-go measurements, providing convenience and mobility for technicians and professionals in the field. Upgrade your fiber optic testing toolkit with the Fiber Optic Light Source 1310nm 1490nm 1550nm. Its combination of advanced features, portability, and user-friendly design makes it an essential tool for any fiber optic technician. Order now to experience enhanced testing efficiency and reliability!