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ROF Si photondetector avalanche photodiodes free running single photon detector
The R-QCD300B is a series of silicon free-running single photon detectors. The core component is an integrated cooling type silicon single photon avalanche diode. An AQAR chip is integrated inside, which has active quenching and active recovery functions and can operate in the free-running mode. This product has a USB communication interface and an external departmental control input interface, enabling it to flexibly support users in conducting various applications of single photon detectors based on this.
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Rof Intensity Modulator thin film lithium niobate modulator 20G TFLN modulator
The ROF-TFLN-20G series electro-optic intensity modulator is based on thin film lithium niobate waveguide technology and M-Z push-pull structure, with low half wave voltage and high operating bandwidth. The bias (DC) end adopts thermal tuning method, which can greatly reduce temperature drift and work stably for a long time at any operating point. Compared with bulk modulators, it has a smaller volume, lower power consumption, and better stability.
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Rof-QPD series APD/PIN Photodetector Four-quadrant photoelectric detection module 4 quadrant Photodetector
The R-QPD-A/B series four quadrant PIN optical detection module adopts imported four quadrant photodiodes, integrates power supply circuits and corresponding low-noise amplification circuits, and has the characteristics of low noise, high responsiveness, and fast response speed. It is widely used in fields such as laser collimation, laser communication, and laser guidance.R-QPD-A-20K and R-QPD-B-20K are mainly used for measuring the position of laser beams in spatial optical paths. Users can choose corresponding acquisition modules and display the spot position in real time through the upper computer software. Communication protocols can also be provided for secondary development. R-QPD-A-20M is mainly used for target capture and tracking, as well as for detecting beat frequency signals in high-precision angle measurement. The module adopts J30J DB15 connector to achieve power supply and 4-channel independent signal output.
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ROF Mini high gain balanced optical detection module OCT system Balanced Photodetector
ROF -BPR series of balanced light detection module （balanced photodetector）integrates two matching photodiode and an ultra-low noise transimpedance amplifier, effectively reducing the laser noise and common mode noise, improving the system’s noise ratio, having a variety of spectral response optional , Low noise, high gain, easy to use and so on, Mainly being used for spectroscopy, heterodyne detection, optical delay measurement, optical coherence tomography and other fields.
The mini balanced detection module optimized for OCT systems in ophthalmology has high gain and low noise characteristics, high common-mode rejection ratio and high output voltage amplitude (~12V) through wavelength optimization. It has been used in batch applications in medical OCT devices, and the detector can also be optimized for 1310nm and 1550nm wavelengths.
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ROF Balanced Photodetector High Sensitivity Photodetector silicon Photodetector with amplification
ROF -BPR series of balanced light detection module （balanced photodetector）integrates two matching photodiode and an ultra-low noise transimpedance amplifier, effectively reducing the laser noise and common mode noise, improving the system’s noise ratio, having a variety of spectral response optional , Low noise, high gain, easy to use and so on, Mainly being used for spectroscopy, heterodyne detection, optical delay measurement, optical coherence tomography and other fields.
BPR series 200M and 350M high-gain balanced detection modules, with high gain and low noise characteristics, through two PIN tube response optimization to achieve high common-mode rejection ratio and high output voltage amplitude (~3.5V), this detection module can provide different gain and coupling output modes according to customer requirements. It is very suitable for coherent detection systems such as coherent Doppler wind radar.
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ROF-BPR Series OCT system Equipped with amplification balanced photodetector
ROF-BPR Series Equipped with amplification balanced photodetector
The ROF-BPR series balanced light detection module integrates two matched photodiodes and an ultra-low noise transimpedance amplifier, effectively reducing laser noise and common mode noise, improving the signal-to-noise ratio of the system, with multiple wavelengths and bandwidths to choose from, low noise, high gain, and convenient use. Mainly used in laser radar heterodyne detection, optical delay measurement, optical coherence tomography (OCT system) and other fields. -
ROF Si adjustable gain photodetector Silicon Photodetector
The ROF-PR-11M-B is a silicon (Si) photodetector with amplification and adjustable gain, designed for detecting optical signals ranging from 320nm to 1100nm. It features an 8-position rotary switch, enabling users to adjust gain in 10dB steps. The buffer can drive high-impedance loads with an output of up to 10V and delivers 5V under a 50Ω load. The housing of the ROF-PR-11M-B includes a detachable threaded connector (SM1T1) and a fixed ring (SM1RR), which are compatible with optical accessories of the same specifications via internal or external threads. This facilitates the easy installation of external optical filters and provides a straightforward mounting mechanism.
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Rof Intensity Modulator thin film lithium niobate modulator 40G TFLN modulator
The thin film lithium niobate on insulator (LNOI) material inherits the excellent electro-optic properties of bulk lithium niobate materials, providing a new solution for high-speed electro-optic modulator chips that can be integrated, miniaturized, and have high modulation efficiency. We have developed a wideband, low half wave voltage thin film LiNbO3 electro-optic modulator based on LNOI material. Our product has excellent characteristics of high stability, low insertion loss, and small size, which is more advantageous than traditional bulk material lithium niobate modulators, and has broad application prospects in high-speed optical communication and microwave photonics fields.
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Rof RF module 0.6-6G Microwave Optical Fiber Transmission Analog Link RF over fiber
The Mini analog wideband transceiver module(Fiber Optic Transmitter) is a low-cost, high- performance analog wideband transceiver with a very wide dynamic range, designed specifically for optical fiber RF applications. A pair of transceivers will create two-way RF to optical and optical to RF conversion and transmission links that can provide high spurious free dynamic range(SFDR), operating at frequencies from 0.6GHz to 6GHz. The standard optical connector is FC/APC for low back reflection applications, and the RF interface is via a 50 ohm SMA connector. The receiver uses high performance InGaAs photodiode, the transmitter uses linear optical isolation FP/DFB laser, and the optical fiber uses 9/125 μm single-mode fiber with working wavelength of 1.3 or 1.5μm.
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Rof RF modules 0.6-6G Microwave Optical Fiber Transmission modulator RF over fiber link
The Mini analog wideband transceiver module(Fiber Optic Transmitter) is a low-cost, high- performance analog wideband transceiver with a very wide dynamic range, designed specifically for optical fiber RF applications. A pair of transceivers will create two-way RF to optical and optical to RF conversion and transmission links that can provide high spurious free dynamic range(SFDR), operating at frequencies from 0.6GHz to 6GHz. The standard optical connector is FC/APC for low back reflection applications, and the RF interface is via a 50 ohm SMA connector. The receiver uses high performance InGaAs photodiode, the transmitter uses linear optical isolation FP/DFB laser, and the optical fiber uses 9/125 μm single-mode fiber with working wavelength of 1.3 or 1.5μm.
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Rof Electro-optical Intensity Modulator thin film lithium niobate modulator 25G TFLN modulator
The 25G TFLN modulator, thin film lithium niobate intensity modulator is a high-performance electro-optical conversion device, which is independently developed by our company and has complete independent intellectual property rights. The product is packaged by high-precision coupling technology to achieve ultra-high electro-optical conversion efficiency. Compared with the traditional lithium niobate crystal modulator, this product has the characteristics of low half-wave voltage, high stability, small device size and thermo-optical bias control, and can be widely used in digital optical communication, microwave photonics, backbone communication networks and communication research projects.
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ROF-PD 10GHz High-Speed Photodetector Light Detection Module Optical Detector Amplified Photodetector
Rof-PD- 10G 10GHz high-speed Photodetector optical detection module adopts high-performance 10GHz PIN detector, single mode/multi-mode fiber coupled input, SMA connector output, with high gain, high sensitivity, DC/AC coupled output, gain flat, etc. It is mainly used in high-speed optical fiber transmission system, ROF and optical fiber sensing system.
