The OPM4-3D Optical Power Meter from AFL is an essential tool for professionals in the fiber optics industry, designed to deliver precise measurements with versatility and ease of use. This cutting-edge device features dual wavelength capabilities and a backlit LCD display, allowing users to monitor power levels across multiple calibrated wavelengths—850, 1300, 1310, 1490, 1550, and 1625 nm—simultaneously. With tone detection frequencies ranging from 270 Hz to 2 kHz, it ensures accurate identification of signals while offering exceptional flexibility through field-swappable connector adapters. Engineered for durability, the OPM4-3D operates effectively in various environments, maintaining performance between -10 to 50°C and providing a remarkable battery life of up to 300 hours on standard AA batteries. Multiple reference power levels can be stored and retrieved, making it easier for users to track and manage their measurements efficiently. Supported by a robust five-year warranty, this optical power meter is not only a reliable asset but also a testament to AFL's commitment to quality and industry standards, ensuring that you have the tools necessary for successful fiber optics testing and maintenance.