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IntraAction, a specialized developer of acousto-optic technologies, is featured on GoPhotonics for its comprehensive portfolio of high-performance acousto-optic devices designed for precise laser control and modulation. Its solutions cover visible, near-infrared, and mid-infrared spectral regions, enabling beam switching, frequency shifting, mode locking, and beam deflection for laboratory and industrial laser systems. From fused silica Q-switches and mode lockers for high-power and ultrafast lasers to germanium frequency shifters, visible-wavelength deflectors, and fiber-coupled modulators for telecom applications, IntraAction’s technologies deliver low loss, fast response, and stable RF performance for spectroscopy, imaging, metrology, and advanced photonics research.
AQS-275A1A -Fused Silica Acousto-Optic Q-Switch for Laboratory Applications
The AQS-275A1A is a fused silica acousto-optic Q-switch designed for operation at a wavelength of 1.06 µm, indicating suitability for Nd:YAG and related laser systems. Its specified center frequencies and corresponding beam separation values define how efficiently the device deflects and modulates the laser beam during Q-switching. The stated active aperture highlights the beam size the device can accommodate without clipping, while the loss efficiency and low static insertion loss indicate effective energy extraction with minimal optical attenuation. A fast optical rise time reflects its ability to generate short, well-defined laser pulses, and the anti-reflection coating with very low reflectance supports reduced feedback and improved transmission. The high optical power handling capability shows that the Q-switch is suitable for high peak-power laser operation, while the defined optimum polarization specifies the required input polarization orientation for maximum performance. The RF impedance and VSWR indicate good RF matching for stable operation, and the water-cooled design with BNC connectivity and specified RF drive power requirements reflects its compatibility with high-power, laboratory, and industrial laser systems.
ML SERIES - Fused Silica Acousto-Optic Mode Lockers for Laser Applications
The ML Series is a fused silica acousto-optic mode locker specified for operation at a wavelength of 1064 nm, indicating use in ultrafast and solid-state laser systems operating in this spectral region. The stated acoustic RF frequency range defines the modulation frequencies over which stable mode locking can be achieved, while the specified mode spacing indicates the repetition rate range supported by the laser cavity. An RF bandwidth defined as a percentage of the center frequency specifies tolerance to frequency variation and operational stability. The reported diffraction efficiency indicates the effectiveness of acoustic-to-optical interaction for pulse formation, and the low static insertion loss specifies minimal optical loss during operation. The required RF drive power reflects the level of external excitation needed to sustain reliable mode locking in high-performance laser systems.
AGM-406A3 - Single-Crystal Germanium Acousto-Optic Frequency Shifter
The AGM-406A3 is a Single-Crystal Germanium Acousto-Optic Frequency Shifter (AOFS) that operates at a wavelength of 3.39 μm. It has an optical frequency shift range of 30 MHz - 50 MHz and acoustic velocity of 5.5 mm / μsec. This AOFS has a modulation -3dB bandwidth of 825 kHz and beam separation of 24.7 mrad. It has a Bragg angle of 12.3 mrad and diffraction efficiency of 70%. This AOFS has an RF center frequency of 40 MHz and RF input impedance of 50 Ohms. It has an optical insertion loss of up to 7% and optical power capability of 25 W (full aperture). This AOFS has an active aperture height of 6 mm and optical rise time of 582 nsec (at 5 mm diameter). It requires an RF drive power of 6 W and has a parallel to base laser polarization. This AOFS supports a BNC connector and is available in a package that measures 7.5 (L) cm x 3.3 (W) cm x 3.1 (H) cm.
ADM-40 - Dense Flint Glass Acousto-Optic Deflector
The ADM-40 is a dense flint glass acousto-optic deflector specified for operation across the visible spectral range from 440 nm - 700 nm, indicating suitability for visible laser beam steering and modulation applications. The defined RF center frequency and deflection bandwidth specify the frequency range over which controlled angular beam deflection can be achieved, while the stated optical frequency shift range indicates the amount of frequency offset imparted to the diffracted beam. High diffraction efficiency specifies effective acousto-optic interaction, and the given beam separation and angular deflection characterize the achievable spatial separation and steering capability at a representative visible wavelength. The specified time-bandwidth product indicates the information-handling capacity of the device over its usable aperture, while the intensity modulation bandwidth values specify the achievable modulation speed as a function of beam size. Fast access time and optical rise time indicate rapid beam response to RF control signals, and the stated static optical insertion loss reflects low transmission loss during operation. The defined RF impedance and supported connector specify compatibility with standard acousto-optic driver electronics, and the use of dense flint glass material indicates optimization for efficient visible-wavelength acousto-optic performance.
FCM-40.8E6CA - Acousto-Optic Modulator for Optical Frequency Shifting Applications
The FCM-40.8E6CA is an acousto-optic modulator specified for operation at a wavelength of 1.3 µm, indicating suitability for fiber-optic and telecom-related spectral regions. The use of AMTIR-1 chalcogenide glass specifies efficient acousto-optic interaction at this wavelength, while the defined RF operating frequency indicates the frequency shift imparted to the optical signal. Low insertion loss and a defined extinction ratio specify effective intensity control with minimal signal attenuation, and the stated modulation bandwidth indicates the speed at which optical intensity or frequency can be modulated. A fast optical rise time specifies rapid response to RF modulation, and low optical back reflection indicates reduced feedback into the source laser. The specified RF impedance and VSWR indicate good RF matching for stable operation, while the single-mode fiber interface with FC/PC connectivity specifies direct compatibility with fiber-coupled systems for intensity modulation and optical frequency shifting applications.
With its specialized portfolio of acousto-optic Q-switches, modulators, deflectors, mode lockers, and frequency shifters, IntraAction Corp. continues to advance precise laser beam control, timing, and frequency manipulation across modern photonic systems. By leveraging deep expertise in acousto-optic materials, RF-to-optical interaction, and device-level optimization, the company delivers solutions that enable fast optical switching, efficient beam deflection, stable mode locking, and accurate frequency shifting with low loss and high reliability. IntraAction Corp.’s commitment to performance-focused design, robust construction, and system-level compatibility positions its products as trusted components for spectroscopy, imaging, metrology, industrial laser processing, optical communications, and advanced photonics research.
Click here to learn more about IntraAction Corp’s Industrial & Telecom solutions.
