
Acousto-Optic Modulator (AOM) AOM-780-200-APC
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Fiber-Coupled Acousto-Optic Modulator
Fiber-coupled acousto-optic modulator with FC/APC connectors, polarization-maintaining (PM) fiber pigtails, and high diffraction efficiency. Compact form factor for integration into fiber laser systems for optical switching, intensity modulation, and frequency shifting.
Applications: Q-switching of fiber lasers, pulse picking, frequency stabilization, laser cooling experiments, and seed-source modulation for ultrafast fiber laser systems.
Key Features
- Based on Bragg diffraction with first-order diffracted light separation
- High diffraction efficiency (typically >80% at center frequency)
- Configurable for use as optical switch or variable attenuator
- Matched RF driver and power supply available separately
- Custom configurations available — contact our engineering team
Typical Applications
- Laser marking and engraving
- Material processing and microfabrication
- Medical and surgical laser systems
- Ultrafast fiber laser pulse picking
- Q-switching and seed-source modulation
- Laser cooling and atomic physics experiments
- Frequency stabilization
Product Family
LBTEK's acousto-optic modulator (AOM) series products are based on the principle of acousto-optic interaction, enabling frequency shifting and amplitude modulation of laser light. They can be used as optical switches (cyclically switching light on and off at a set frequency) or as variable attenuators (dynamically controlling the intensity of transmitted light).
SKU: AOM-780-200-APC · Sourced from LBTEK · Distributed by WaveQuanta
| Operating Wavelength | 760-800 nm |
| RF Signal Frequency | 200 MHz |
| 3 dB Frequency Shift Bandwidth | ±20 MHz |
| Insertion Loss | 2-3 dB |
| Rise Time | 10-12 ns |
| Extinction Ratio | 50-60 dB |
| Polarization Extinction Ratio | 20 dB |
| Maximum Optical Input Power | 0.5 W |
| Drive Power | 0.5-1 W |
| Fiber Type | PM780(慢轴Open Aperture, 快轴截至) |
| Pigtail Length | ≥1 m |
| Fiber Connector | FC/APC |
| RF Connector | SMA Female |
| Input Impedance | 50 Ω |






