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AOMO 3200-1220

For use at the wavelength of 257 nm, at an operating frequency of 200 MHz with a rise/fall time of 10 ns, and an active aperture of 0.25 mm.

Full Product Description
257 nm
Operating Frequency:
200 MHz
Active Aperture:
0.25 x 2.5 mm
Rise/Fall Time:
10 ns
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Product description

Combining optimum grade crystalline quartz, high-quality optical finishing, high-grade anti-reflection coatings, with novel acoustic management and optomechanical design techniques, this AOM achieves exceptional thermal management while maintaining superior beam quality and high optical throughput.

Key features

  • High Damage Threshold
  • Improved thermal management
  • Superior beam quality


Wavelength257 nm
Operating Frequency200 MHz
Active Aperture0.25 x 2.5 mm
Rise/Fall Time10 ns
Optical materialCrystalline Quartz
Acoustic velocity5.74 mm/μs
Center frequency (Fc)200 MHz
RF bandwidth100 MHz @ -5 dB return loss
Input impedanceNominal: 50 Ω
VSWR@ Fc 1.5:1 max
Insertion lossMax: 5%
Reflectivity per surfaceMax: 1%
Anti-reflection coatingMIL-C-48497
Contrast ratioMin: 1000:1
Polarization90° to mounting plane

Performance Vs wavelength

Wavelength257 nm
Operational RF power1 W
Bragg angle4.5 mr
Beam separation9 mr

Performance Vs beam diameter

Beam diameter70 μm
At wavelength257 nm
Diffraction efficiency75 %
Rise time10 nsec