Near-Infrared Acousto-Optic Modulator AOMO 3110-197
AOMO 3110-197 is a near-infrared acousto-optic modulator using tellurium dioxide as the acousto-optic medium. Designed for stable beam control in high-performance near-infrared laser systems, it provides reliable beam gating, optical switching and dynamic intensity modulation. High diffraction efficiency, low optical loss and excellent beam stability meet optical-flux preservation, switching-reliability and long-term performance requirements in precision laser and photonic systems. The excellent acousto-optic properties of TeO₂ allow AOMO 3110-197 to provide efficient, stable beam interaction and precise beam-delivery control, optical-power management and timing adjustment while maintaining beam quality. Its rectangular active aperture, low surface reflectance and high damage threshold suit near-infrared applications requiring thermal stability, beam quality and clean optical switching. Applications include research laser systems, optical test platforms, laboratory photonics equipment, OEM optical instruments and specialized near-infrared laser platforms, providing highly reliable, highly stable beam modulation and control for demanding photonic systems.
Overview
Specifications
| Parameter | Value |
|---|---|
| Applicable Wavelength Band | Near Infrared |
| Minimum Wavelength | 875 nm |
| Maximum Wavelength | 1250 nm |
| Center Frequency | 110 MHz |
| Clear Aperture Dimension | 1.25 mm × 2.5 mm |
| Rise/Fall Time | 159 ns |
| Acousto-optic Medium | TeO₂ |
| TeO₂ | 4.2 mm/μs |
| RF Bandwidth [-10 dB Return Loss] | 15 MHz(@ -10 dB Return Loss ) |
| Input Impedance | 50 Ω |
| Standing Wave Ratio | ≤ 1.3:1 |
| Insertion Loss | ≤ 4% |
| Single-Surface Reflectance | ≤ 0.5% |
| Antireflection Coating Standard | MIL-C-48497 |
| Optical Power Density | 10 MW/cm² |
| Extinction Ratio | ≥1000:1 |
| Polarization | At a 90° angle to the mounting plane |
| Operating RF Power [Wavelength :1060 nm] | 2.5 W |
| Bragg Angle [Wavelength :1060 nm] | 13.9 mrad |
| Beam Separation Angle [Wavelength :1060 nm] | 27.8 mrad |
| Diffraction Efficiency [Beam Diameter :1100 μm; Test Wavelength :1060 nm] | 90 % |
| Rise Time [Beam Diameter :1100 μm; Test Wavelength :1060 nm] | 200 ns |
| Modulation Bandwidth [Beam Diameter :1100 μm; Test Wavelength :1060 nm] | 3 |
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