Acousto-optic modulator

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Product Description
  • Can be used as an optical switch or variable attenuator
  • Can be applied in laser marking, lithography, material processing, medical surgery, micro-machining
  • Provides RF drivers and their power supplies matched to acousto-optic modulators
Under the action of Bragg diffraction, the LBTEK acousto-optic modulator only produces first-order diffracted light and transmitted light. It can be used as an optical switch (cyclically switching light at a set frequency) or as a variable attenuator (dynamically controlling the intensity of transmitted light or first-order diffracted light). It finds applications in fields such as laser marking, lithography, material processing, medical surgery, and micro-machining. LBTEK offers both free-space and fiber-type acousto-optic modulators, allowing customers to choose based on their application scenarios. Additionally, LBTEK provides radio frequency drivers that match the acousto-optic modulators. By inputting different modulation signals, the driver can generate specific waveforms. LBTEK also offers customization services for acousto-optic modulators. For customization needs, usage inquiries, or recommendations for related accessories, please contact LBTEK technical support.
Acousto-optic modulator, free-space type, conduction-cooled
  • 355 ~852nm multiple working wavelengths available
  • Diffraction efficiency: ≥80%
  • High damage threshold

LBTEK acousto-optic modulators can be used as optical switches (cycling light on and off at a set frequency) or as variable attenuators (dynamically controlling the intensity of transmitted or first-order diffracted light). LBTEK offers acousto-optic modulators with various operating wavelengths from 355 to 852 nm, and matching RF drivers and power supplies are available for purchase.
Note: This product generates heat during operation and must be mounted on a component with good thermal conductivity or equipped with a heat sink.

LBTEK Conduction-Cooled Acousto-Optic Modulator Connected to RF Driver
Product Model
Operating Wavelength
Clear Aperture
RF signal frequency
Unit Price
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Lead Time
AOM30-355-100 355 nm±20 nm3.0 mm100 MHz$889.04today
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AOM10-399-100 New399±20 nm1 mm100 MHz$889.047 weeks
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AOM30-450-100 450 nm±20 nm3.0 mm100 MHz$889.04today
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AOM15-461-100 New461±20 nm1.5 mm100 MHz$889.047 weeks
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AOM15-488-100 New488±20 nm1.5 mm100 MHz$889.047 weeks
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AOM20-532-100 New532±20 nm2 mm100 MHz$889.047 weeks
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AOM10-532-200 New532±20 nm1 mm200 MHz$1,043.317 weeks
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AOM05-640-200 New640±20 nm0.5 mm200 MHz$1,043.317 weeks
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AOM10-780-100 New780±20 nm1 mm100 MHz$889.047 weeks
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AOM05-780-200 New780±20 nm0.5 mm200 MHz$1,043.317 weeks
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AOM10-852-100 New852±20 nm1 mm100 MHz$889.047 weeks
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Acousto-optic modulator, free-space type, water-cooled cooling
  • Working Wavelength: 1000 nm-1100 nm
  • Incident Light Polarization State: Vertical Linear Polarized Light
  • Diffraction Efficiency: ≥80%
  • High Damage Threshold
  • Water Cooling Interface Size: Ø6 mm

LBTEK acousto-optic modulators can be used as optical switches (cycling light on and off at a set frequency) or as variable attenuators (dynamically controlling the intensity of transmitted light or first-order diffracted light). To achieve optimal diffraction efficiency, the product requires high driving power. Since conductive heat dissipation is insufficient for operational needs, the product employs a water-cooling heat dissipation mode and must be used with a water chiller. LBTEK offers acousto-optic modulators for wavelengths from 1000 nm to 1100 nm, and provides matching RF drivers, water chillers, and power supplies available for purchase.

LBTEK Water-Cooled Acousto-Optic Modulator Connected to RF Driver
Product Model
Operating Wavelength
Clear Aperture
RF signal frequency
Unit Price
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Lead Time
AOM15-1064-100-HP New1000-1100 nm1.5 mm100 MHz$1,163.607 weeks
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Acousto-optic modulator, fiber type, conduction cooled
  • Operating Wavelength: 780 nm, 1064 nm, 1310nm, 1550 nm
  • Insertion Loss: 2-3 dB
  • Fiber Interface: FC/APC

LBTEK Acousto-Optic Modulators can be used as optical switches (cycling light on and off at a set frequency) or as variable attenuators (dynamically controlling the intensity of transmitted light or first-order diffracted light). LBTEK's fiber acousto-optic modulators have a fiber length >0.8 m and feature FC/APC connectors for convenient customer connection. LBTEK offers fiber acousto-optic modulators with wavelengths of 780 nm, 1064 nm, 1310 nm, and 1550 nm, and provides optional radio frequency drivers for purchase.

LBTEK Fiber-Coupled Acousto-Optic Modulator Interface Details
Product Model
Operating Wavelength
Fiber optic interface
RF signal frequency
Unit Price
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Lead Time
AOM-780-200-APC New760-800 nmFC/APC200 MHz$2,612.217 weeks
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AOM-1064-200-APC New1040-1080 nmFC/APC200 MHz$2,612.217 weeks
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AOM-1310-200-APC New1290-1330 nmFC/APC200 MHz$2,612.217 weeks
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AOM-1550-200-APC New1530-1570 nmFC/APC200 MHz$2,612.217 weeks
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Integrated Fiber Acousto-Optic Modulator
  • Operating Wavelength: 1550 nm
  • Integrated Design of Acousto-Optic Modulator & Driver
  • Fiber Interface: FC/APC

LBTEK's acousto-optic modulator series products are based on the principle of acousto-optic interaction, enabling frequency shifting and amplitude modulation of laser light. They can be used as optical switches (cyclically switching light at a set frequency) or variable attenuators (dynamically controlling the intensity of transmitted or first-order diffracted light). They feature fast response time, low insertion loss, high extinction ratio, good temperature stability, and high reliability. The products adopt an integrated structural design with high integration and good stability. The standard wavelength is 1550 nm, the fiber optic interface is FC/APC, and the pigtail length is >1 m. Furthermore, we offer flexible customization services. We can customize the operating wavelength, operating frequency, fiber type, pigtail length, and RF driver according to requirements to meet personalized needs for different application scenarios.

Interface Diagram

Product Model
Operating Wavelength
Fiber optic interface
RF signal frequency
Unit Price
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Lead Time
AOM-1550-200-APC-A New1530-1570 nmFC/APC199.9-200.1 MHz$3,216.237 weeks
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Compact RF Driver
  • RF Signal Frequency: 100MHz, 200MHz
  • Digital Modulation Input
  • Compact structure, small size, easy to integrate
LBTEK's compact RF drivers can provide up to 3W of RF power output, featuring fast modulation speed, high on/off ratio, high spurious suppression ratio, and clock synchronization. They can drive acousto-optic modulators to achieve functions such as digital modulation and frequency shifting. This series of RF drivers can accept custom analog modulation inputs for more flexible light intensity and frequency control. For any usage issues, please contact LBTEK technical support.
Note: LBTEK does not provide power supplies or modulation signal generation equipment for this type of RF driver. For recommendations on related accessories, please contact LBTEK technical support.

Interface Diagram

Product Model
Output power
Output signal frequency
Unit Price
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Lead Time
RFD100-30 New1 W (typical value)100 MHz$562.197 weeks
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RFD200-30 New1 W (typical value)200 MHz$562.197 weeks
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RFD100-32 New1.5 W (typical value)100 MHz$562.197 weeks
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RFD200-32 New1.5 W (typical value)200 MHz$562.197 weeks
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RFD100-33 New2 W (typical value)100 MHz$562.197 weeks
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RFD200-33 New2 W (typical value)200 MHz$562.197 weeks
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RFD100-43 New20 W (typical value)100 MHz$627.567 weeks
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RF Driver
  • RF signal frequency: 80 MHz, 100 MHz
  • High stability, high precision
  • RF signal output port: SMA-F

LBTEK RF Drivers provide highly stable and precise RF signals. By applying different modulation signals, the driver can generate specific waveforms to meet the requirements of optical devices in various applications. These RF drivers are primarily designed for driving acousto-optic modulators. LBTEK offers models operating at 80 MHz and 100 MHz. The input interface is DB9, with an SMA-F output.

Each driver comes with a complimentary cable, featuring a DB9 connector on one end and bare wires on the other, allowing easy connection to the user’s power supply and signal generator. Wire mapping: red = +24 V power, black = ground, blue = digital control, green = analog control. For any technical inquiries, please contact LBTEK Technical Support.

Note: LBTEK RF drivers do not include power supplies or modulation signal generators. For accessory recommendations, please consult LBTEK Technical Support.

LBTEK RF Driver Input Interface Diagram
Product Model
Maximum Output Power
frequency
Unit Price
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Lead Time
RFD-080-SMAF 20 W80 MHz$594.22today
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RFD-100-SMAF 20 W100 MHz$594.22today
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