Optical Power Sensor Module

Product Overview The Keysight 81634A Optical Power Sensor Module is a high-performance optical measurement module designed for use with Keysight 816x Lightwave Measurement Systems. It provides accurate optical power measurements for fiber optic communication components, optical devices, and photonics research applications. The module uses an InGaAs photodetector and is designed for wavelength measurements in the near-infrared optical range, making it suitable for common telecom wavelengths such as 1310 nm and 1550 nm. The 81634A can be installed in Keysight 8163B, 8164B, 8166B and earlier 816xA Lightwave mainframes for single-channel or multi-channel optical power measurement applications Key Features High-accuracy optical power measurement InGaAs detector technology for telecom wavelength applications Compatible with Keysight 816x Lightwave Measurement Platforms Supports fiber optic component testing and characterization Suitable for R&D laboratories, manufacturing test systems, and optical communication applications Modular design for flexible system configurations Supports optical connector adapters and fiber measurement accessories