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Deflectors (AODF)

Acousto-optics for 1D or 2D laser beam scanning by G&H

G&H acousto-optic deflectors (AODF) provide precise spatial control of an optical beam, whether performing 1D or 2D scanning or executing beam deflection through a fixed angle.

Our acousto-optic deflectors offer highly uniform diffraction efficiency across the full scan angle, with consistent power throughput for scanning applications like material processing and digital imaging

Acousto-Optics

G&H (formerly Gooch & Housego) has been a leader in acousto-optic (AO) device design and manufacturing for over 35 years, bringing together some of the best minds and technologies in the field to create a comprehensive line of high-quality products backed by premier service and reliability. We hold our multiple worldwide manufacturing sites to exacting standards, from the in-house growth of our own tellurium dioxide (TeO2) to polishing, antireflection coating, fabrication and testing of devices. The result is unmatched optical power handling, and optical performance delivered consistently over time and in volume.

Every acousto-optic device is affected by trade-offs between speed, aperture size, power handling, and durability. While we cannot change the laws of physics, we can help to find the optimum balance between competing performance parameters. Considering the more subtle aspects of each customer’s specific application, we work to identify the ideal device and RF driver.

Innovative Acousto-Optic Device Designs

Innovative acousto-optic device designs stretch minimize undesirable effects of crosstalk, light leakage, and beam distortion. Our Fiber-Q® line of fiber-coupled acousto-optic modulators received the prestigious Queen’s Award for Enterprise: Innovation in 2016 and the Institute of Physics (IOP) Award for Innovation in 2014. While our multi-channel modulators lead the industry with up to 48 channels of independent and simultaneous modulation.

Maximise Performance

We design our RF drivers with state-of-the-art voltage control oscillators (VCOs) and direct digital synthesizers (DDSs). This temporal control and synchronization maximize the performance of our AO devices for a wide variety of applications.

Standard Acousto-Optic Devices, Custom one-off or Volume OEM Solutions

Whether we are matching a customer’s application to one of our many standard acousto-optic devices and drivers or creating a custom one-off or volume OEM solution, we are committed to providing responsive service. Our support team strives to respond quickly to our customers, solve problems efficiently and effectively, and deliver product that exceeds expectations for performance, reliability and consistency.

Space Qualified

Many of our photonic solutions are qualified for space or are currently deployed. We understand how to develop, design, and manufacture for extremes of temperatures, radiation, shock, and vibration. We perform extensive qualification testing during engineering builds and flight hardware qualification.

ITAR Compliant

We have extensive capabilities and experience supporting and managing the unique needs of government sponsored development programs. US customers can work with and source directly from a US-based supplier who can leverage capabilities and products across all worldwide divisions of G&H.

From Prototypes to Full-Scale Production

At G&H, we have the ability to produce single prototypes and the manufacturing capacity to make fiber optic components, assemblies and modules by the thousands. We can support your needs from commercial off-the-shelf products to customized complex solutions to meet your most demanding fiber optic requirements.

ProductWavelengthTypeScan AngleActive ApertureOperating FrequencyOptical Material
AODF 2690-UV266 – 355 nmN/Aup to 4.9 mradup to 7 mm100 – 432 MHzSapphire
AODF 4200-UV266 nmUV5.5 mrad1.0 x 60.0 mm135 – 265 MHzCrystalline Quartz
AODF 4170355 nmUV4.9 mrad7 mm130 – 210 MHzCrystalline Quartz
AODF 4100-UV364 nmUV29.5 mrad4.0 x 14.0 mm75 – 125 MHzTellurium Dioxide
AODF 4200-VI405 – 488 nmVisible58 mrad4.8 mm150 – 250 MHzTellurium Dioxide
AODF 4090-7440 – 530 nmVisible44 mrad8.5 mm60 – 115 MHzTellurium Dioxide
AODF 4100-VI488 nmVisible39.5 mrad4.0 – 14 mm75 – 125 MHzTellurium Dioxide
AODF 4085750 – 1064 nmIR42.5 mrad15 mm55 – 110 MHzTellurium Dioxide
AODF 4055-4780 – 980 nmIR44.3 mrad3.5 x 14 mm35 – 70 MHzTellurium Dioxide
AODF 4210-IR830 nmIR27.6 mrad2.0 – 6.0 mm140 – 280 MHzTellurium Dioxide
AODF 4090-61064 nmIR56 mrad2 mm72.5 – 107.5 MHzTellurium Dioxide
AODF 4075-IR1065 – 1100 nmIR8.1 mrad2.5 mm59 – 91 MHzTellurium Dioxide
Applications of AO deflectors
Digital imaging, heterodyne interferometry, laser cooling, laser marking, laser tweezers, material processing, micromachining, microscopy, on-line process control, optical inspection, photolithography, printing

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