1550nm 200MHz PM Fiber Acousto Optic Modulator AOM FC/APC

• 1550 nm Fiber-Coupled Acousto-Optic Modulator: Designed for telecom, fiber laser, optical sensing, and photonics lab applications in the C-band wavelength region.
• High-Speed 200 MHz AOM Operation: Supports a 200 MHz working frequency with a default +200 MHz frequency shift, suitable for optical modulation, pulse picking, frequency shifting, and beam control.
• Premium TeO2 Acousto-Optic Crystal: Built with tellurium dioxide material for efficient acousto-optic interaction and stable performance at 1550 nm.
• Fast Optical Switching: Provides rapid modulation with ≤10 ns rise/fall time from 10% to 90%, ideal for high-speed optical signal control.
• High Extinction Ratio: Delivers ≥60 dB first-order on/off extinction ratio for excellent optical isolation between modulation states.
• Polarization-Maintaining Fiber Design: Configured with PM1550 fiber for stable polarization performance, with a polarization extinction ratio ≥18 dB.
• Low Optical Insertion Loss: Maximum insertion loss of 4.5 dB, supporting efficient coupling in fiber-optic systems.
• 1550 nm Center Wavelength with ±10 nm Range: Operates over a 1540 nm to 1560 nm wavelength range for compatibility with common telecom and laser sources.
• Supports Up to 500 mW Average Optical Power: Handles 0.5 W maximum average optical power and 0.5 kW peak power for demanding fiber-optic modulation setups.
• 50 Ohm RF Input Impedance: Standard 50 Ω RF interface ensures compatibility with typical RF drivers and laboratory RF systems.
• Efficient RF Performance: Rated for up to 2.5 W maximum RF power with VSWR ≤1.5:1 for stable RF matching.
• Compact C2 Package: Space-saving module size of approximately 45 × 28 × 12 mm, suitable for OEM integration and compact optical assemblies.
• FC/APC Fiber Connectors: Equipped with FC/APC connectors to reduce back-reflection and improve performance in precision fiber-optic systems.
• 1 m Fiber Pigtails with 900 μm Loose Tube: Supplied with 1 ±0.1 m pigtail length and 900 μm loose-tube fiber jacket for flexible installation.
• Wide Operating Temperature Range: Reliable operation from -10°C to +65°C, with storage capability from -20°C to +70°C.
• Ideal for Advanced Photonics Applications: Well suited for fiber laser modulation, optical frequency shifting, pulse generation, LiDAR, interferometry, coherent detection, spectroscopy, optical sensing, and telecom R&D.
• Customizable AOM Options Available: Ordering platform supports selectable wavelength, RF frequency, optical power handling, package size, fiber type, fiber length, jacket type, and connector configuration.

Applications of 1550 nm 200 MHz Fiber-Coupled Acousto-Optic Modulator AOM

• High-Speed Optical Intensity Modulation: Used for fast on/off switching and pulse shaping of 1550 nm laser beams in fiber optic systems, with nanosecond-level rise and fall times.
• 1550 nm Laser Pulse Generation: Ideal for generating short optical pulses from continuous-wave laser sources for research, testing, sensing, and telecom-band photonics.
• Optical Frequency Shifting: Provides ±200 MHz frequency shift for applications requiring precise optical frequency translation, heterodyne detection, and frequency-offset laser systems.
• LiDAR and Coherent Laser Ranging: Suitable for eye-safe 1550 nm LiDAR systems requiring fast modulation, pulse picking, frequency shifting, and high extinction ratio optical gating.
• Fiber Optic Sensing Systems: Used in distributed fiber sensing, interferometric sensors, vibration sensing, acoustic sensing, and strain/temperature monitoring systems operating around 1550 nm.
• Coherent Optical Communication Testing: Supports laboratory and production testing of coherent communication links, optical transmitters, receivers, and frequency-shifted signal generation.
• Optical Heterodyne and Homodyne Detection: Enables generation of frequency-shifted reference beams for interferometry, coherent detection, Doppler measurement, and precision metrology.
• Interferometry and Optical Metrology: Used in Mach-Zehnder, Michelson, Fabry-Perot, and fiber interferometer setups requiring controlled beam modulation or RF-defined optical frequency offsets.
• Quantum Optics and Photonics Research: Applicable in 1550 nm quantum communication experiments, single-photon modulation, optical pulse preparation, and fiber-based quantum photonics setups.
• Optical Switching and Beam Gating: Functions as a high-extinction-ratio optical gate for turning laser light on and off with excellent suppression of unwanted first-order light.
• Pulse Picking for Fiber Lasers: Used to select pulses from high-repetition-rate laser sources or control pulse repetition rates in telecom-band fiber laser systems.
• Mode-Locked and Q-Switched Laser Systems: Suitable for intracavity or extracavity modulation in laser systems that require stable RF-driven optical modulation at 1550 nm.
• EDFA and Fiber Amplifier Testing: Useful for modulated input signal generation, gain dynamics testing, transient response measurements, and extinction ratio characterization of erbium-doped fiber amplifiers.
• Optical Time-Domain Reflectometry: Applicable in OTDR, coherent OTDR, phase-sensitive OTDR, and distributed acoustic sensing systems requiring pulsed 1550 nm light.
• Microwave Photonics: Used for RF-to-optical signal processing, microwave photonic links, optical frequency shifting, and RF modulation experiments.
• Doppler Velocimetry and Flow Measurement: Provides frequency-shifted optical beams for laser Doppler velocimetry, particle velocity measurement, and flow diagnostics.
• Fiber-Based Test and Measurement Equipment: Can be integrated into optical benches, automated test stations, and photonics instruments for controlled attenuation, switching, and modulation.
• Optical Spectrum Analysis and Calibration: Used to create known frequency offsets for calibration of optical spectrum analyzers, wavemeters, coherent receivers, and laser linewidth measurement systems.
• Laser Linewidth and Phase Noise Measurement: Supports delayed self-heterodyne and heterodyne measurement setups by introducing a stable 200 MHz optical frequency shift.
• Polarization-Maintaining Fiber Systems: The PM1550 fiber option makes it suitable for polarization-sensitive applications requiring stable polarization extinction and controlled optical alignment.
• Telecom-Band Photonic Integrated Circuit Testing: Used as a modulated or frequency-shifted 1550 nm source for testing silicon photonics, lithium niobate modulators, waveguides, and integrated optical circuits.
• Optical Coherence Tomography Research: Applicable in swept-source and interferometric OCT research systems requiring precise modulation or frequency shifting at near-telecom wavelengths.
• High-Extinction Optical Shuttering: Suitable for protecting sensitive detectors, controlling exposure windows, and eliminating unwanted background light in optical experiments.
• Laboratory Photonics and Laser Research: A general-purpose 1550 nm fibe