Red Light / Green-Light Acousto-Optic Modulator AOMO 3350-120
AOMO 3350-120 is a compact red/green acousto-optic modulator using tellurium dioxide as the acousto-optic medium. Designed for high-speed beam modulation and precise control in small-beam laser systems, it provides fast optical switching, beam gating, pulse picking and dynamic intensity modulation. High diffraction efficiency, fast response and excellent stability meet beam-control accuracy, timing-consistency and system-integration requirements in precision laser systems. The excellent acousto-optic properties of TeO₂ allow AOMO 3350-120 to provide efficient, stable acousto-optic interaction in the red and green bands, supporting reliable high-speed modulation and precise beam control. Its compact structure is optimized for small beams, combining beam quality and excellent integration to meet stability and reliability requirements in high-performance photonics equipment. Applications include laser-scanning microscopy, fluorescence excitation systems, analytical and inspection instruments, laser-scanning equipment, research experimental platforms and laboratory photonic systems, providing high-performance, highly reliable beam modulation and timing control for red and green laser applications.
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Overview
Specifications
| Parameter | Value |
|---|---|
| Applicable Wavelength Band | Red-Green Light |
| Minimum Wavelength | 490 nm |
| Maximum Wavelength | 620 nm |
| Center Frequency | 350 MHz |
| Clear Aperture Dimension | 0.1 mm × 2 mm |
| Acousto-optic Medium | TeO₂ |
| Acoustic Velocity | 4.2 mm/μs |
| Rise/Fall Time | 159 ns |
| RF Bandwidth [-10 dB Return Loss] | 150 MHz(@ -10 dB Return Loss ) |
| Input Impedance | 50 Ω |
| Standing Wave Ratio | ≤ 1.3:1 |
| Insertion Loss | ≤4% |
| Single-Surface Reflectance | ≤ 1% |
| Antireflection Coating | MIL-C-48497 |
| Extinction Ratio | ≥1000:1 |
| Polarization | At a 90° angle to the mounting plane |
| Operating RF Power [Wavelength 488 nm] | 1 W |
| Bragg Angle [Wavelength 488 nm] | 20.3 mrad |
| Beam Separation Angle [Wavelength 488 nm] | 40.6 mrad |
| Operating RF Power [Wavelength 532 nm] | 1 W |
| Bragg Angle [Wavelength 532 nm] | 22.2 mrad |
| Beam Separation Angle [Wavelength 532 nm] | 44.4 mrad |
| Diffraction Efficiency [Beam Diameter 30 μm； Operating Wavelength 488 nm] | 75% |
| Rise Time [Beam Diameter 30 μm； Operating Wavelength 488 nm] | 6 ns |
| Diffraction Efficiency [Beam Diameter 30 μm； Operating Wavelength 532 nm] | 70% |
| Rise Time [Beam Diameter 30 μm； Operating Wavelength 532 nm] | 6 ns |
Key Features
Datasheet
Supplier Information
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