Agilent/Keysight 8168F,Agilent Keysight 8168F Tunable Laser Source

The Agilent/Keysight 8168F is a tunable laser source engineered for optical component characterization and testing across the C-band and L-band regions. It delivers independent wavelength and power control with high spectral purity, making it suitable for research, development, and automated production test environments.

Technical Specifications

Wavelength Performance

• Operating range: 1410 nm to 1590 nm


• Accuracy: ±0.035 nm


• Resolution: 0.001 nm


• Stability: 50 dB Output Power


• Range: -20.0 dBm to +9.9 dBm


• Typical peak: +8 dBm


• Power stability (1 hour): ±0.03 dB


• Wavelength-dependent performance: +6 dBm (1490–1575 nm), +4 dBm (1460–1490 nm), +0 dBm (1430–1460 nm), -4 dBm (1410–1430 nm) Laser Output


• Linewidth: 100 kHz typical (coherent control OFF); 50–500 MHz typical (coherent control ON at 1475–1575 nm)


• Fiber type: Singlemode


• Modulating frequency: 250 kHz to 300 kHz


• Tuning speed: 200 ms (1 nm), 300 ms (10 nm), 2 s (100 nm)

Key Features

• Built-in side mode filter ensures true single-mode operation


• Integrated HPIB interface for automated test systems


• Benchtop form factor: 145 mm H × 426 mm W × 545 mm D; 18 kg net weight


• Power requirements: 100–240 Vrms ±10%, 260 VA maximum

Typical Applications

• Optical amplifier and component characterization


• Dense WDM component design validation


• Automated production test environments

Compatibility & Integration HPIB connectivity enables integration into automated measurement systems and production test flows.