The HP Agilent 81554SM is a dual-wavelength laser source delivering stable, precise optical output at 1310 nm and 1550 nm. Purpose-built for optical component testing, fiber optic network characterization, and photonics research, this instrument provides the repeatable performance required in demanding laboratory and production environments. Its architecture prioritizes measurement accuracy and reliability across rigorous test sequences.
Technical Specifications
The 81554SM operates at two standard telecom wavelengths: 1310 nm and 1550 nm. Both channels are designed for stable, long-term operation in temperature-controlled laboratory settings and production test floors.
– Key Features
• Dual fixed wavelengths (1310 nm and 1550 nm) eliminate tuning delays in multi-wavelength test protocols
• Stable optical output for repeatable fiber and component characterization
• Engineered for integration into existing optical test benches
– Typical Applications
• Optical transmitter and receiver validation
• Fiber attenuation and dispersion measurement
• Optical network element characterization
• Photonics research requiring stable, fixed-wavelength illumination
• Production testing of optical transceivers and passive components
– Compatibility & Integration
The 81554SM integrates with Agilent and Keysight optical test platforms, as well as other compatible measurement systems. Its modular design supports straightforward integration into multi-instrument test configurations.

















