Keysight 81651A Laser Source

The Keysight 81651A Laser Source Module (FP) is a high-performance, reliable laser source operating at a wavelength of 1550 nm with a stable output power of 10 mW (0 dBm). Designed with cutting-edge technology and high-quality components, this module delivers precise performance, making it ideal for applications in optical fiber communication, optical component testing, and research labs. With a spectral width of less than 2 nm and internal modulation capabilities, it ensures accurate and consistent results. The 81651A is compatible with single-mode fibers and offers easy integration with FC/PC or FC/APC connectors.

Specifications

• Wavelength Range: 1260 nm to 1640 nm
• Output Power: 10 mW (0 dBm)
• Spectral Width: < 2 nm
• Modulation: Internal modulation up to 1 kHz
• Fiber Compatibility: Single-mode fiber
• Fiber Connector: FC/PC or FC/APC
• Stability: ± 0.02 dB
• Power Supply: 100-240 VAC, 50/60 Hz
• Dimensions: 211 mm x 44 mm x 440 mm
• Weight: 2.7 kg

Key Highlights

• Operates in the 1260 nm to 1640 nm range, ideal for optical fiber applications
• Stable output power (10 mW, 0 dBm) with < 2 nm spectral width for precise measurements
• Internal modulation up to 1 kHz for flexible signal testing
• Compatible with single-mode fibers and FC/PC or FC/APC connectors
• High stability (± 0.02 dB) ensures consistent, reliable performance in labs and field use