Ultraviolet Multichannel Acousto-Optic Modulator AOMC 125-24
AOMC 125-24 is a 24-channel acousto-optic modulator for the 350–365 nm wavelength range, operating at 125 MHz, with rise/fall times as short as 23 ns and an effective aperture of 0.50 mm. It is designed for high-speed, multi-channel beam control in ultraviolet laser systems, enabling rapid beam gating, pulse picking, and precise intensity modulation for large-scale synchronized multi-beam control and high-throughput optical systems. The modulator uses a high-quality crystalline quartz acousto-optic medium, precision optical fabrication, high-performance antireflection (AR) coatings, optimized acoustic management, and optomechanical design. Along with excellent thermal management, it provides high optical transmission, excellent beam quality, and stable multi-channel modulation performance and meets the requirements of long continuous operation and high reliability. AOMC 125-24 is widely used in ultraviolet laser micromachining, semiconductor manufacturing, fluorescence excitation, biomedical imaging, spectral analysis, optical testing and measurement, laboratory photonics, and research laser systems, providing a high-performance, high-density multi-channel beam modulation solution for 350–365 nm ultraviolet laser applications.
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Overview
Specifications
| Parameter | Value |
|---|---|
| Saturation RF Power [Wavelength 351 nm] | 4.3 W |
| Bragg Angle [Wavelength 351 nm] | 3.8 mrad |
| Beam Separation Angle [Wavelength 351 nm] | 7.6 mrad |
| Saturation RF Power [Wavelength 363 nm] | 4.5 W |
| Bragg Angle [Wavelength 363 nm] | 4 mrad |
| Beam Separation Angle [Wavelength 363 nm] | 8 mrad |
| Wavelengths | 351–364 nm |
| Acousto-optic Medium | Quartz Crystal |
| Acoustic Velocity | 5.74 mm/μs |
| Operating Frequency | 125 MHz |
| Clear Aperture Dimension | 9 mm × 0.5 mm |
| RF Bandwidth | 28 MHz |
| Input Impedance | 50 Ω |
| Standing Wave Ratio | ≤1.3:1 |
| Insertion Loss | ≤ 2% |
| Antireflection Coating | MIL-C-48497 |
| Damage Threshold | ＞200 MW/cm² |
| Extinction Ratio | ≥ 100:1 |
| Polarization | Perpendicular to the acoustic wave direction (90°) |
| Minimum Diffraction Efficiency [Beam Diameter 375 μm； Wavelength 351 nm] | ≥ 85% |
| Rise Time [Beam Diameter 375 μm； Wavelength 351 nm] | 23 ns |
| Minimum Diffraction Efficiency [Beam Diameter 375 μm； Wavelength 363 nm] | ≥ 85% |
| Rise Time [Beam Diameter 375 μm； Wavelength 363 nm] | 23 ns |
Key Features
Datasheet
Supplier Information
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