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Product introductionThe KY-PM series electro-optic phase modulator utilizes the electro-optical effect of lithium niobate to achieve phase modulation of optical signals, and uses titanium diffusion or proton exchange process to fabricate optical waveguides, which can achieve dual-polarization or single-polarization phase modulation. It has low insertion loss, high modulation bandwidth, low half-wave voltage, high damage optical power, etc.This product is mainly used for optical chirp control in high-speed optical communication systems, phase delay in coherent communication systems, the generation of optical sidebands, phase modulation in quantum communication, reducing stimulated Brillouin scattering (SBS) in analog optical fiber communication systems and other fields.Key FeatureslWaveleng...
Product introductionThe KY-SPM series SOA pulse modulation module is a conversion device that uses a semiconductor optical amplifier (SOA) as its core. It uses an externally triggered ultra-narrow pulse width pulse modulation module. Its fast rise time, high pulse extinction ratio, good stability and easy to use make it an ideal alternative to electro-optical and acousto-optic modulators in various optical fiber sensing systems. It can also be applied to quantum communication systems, semiconductor testing and other fields.Key FeatureslPulse width software adjustable        Rise/fall time        Adjustment range 5ns~500nslOutput peak power 10mVlWith TEC temperature control circuitlExternal TTL level triggerlDC 5V power supplylUSB communicationlModule...
Product introductionThe KY-OT-C-NRZ-10G series optical transmitter is an instrument developed by our company to realize 12.5Gbps NRZ optical signal output. It integrates C-band tunable laser light source, electro-optic intensity modulator, electrical signal amplifier and corresponding bias point control circuit. The LED display area displays the bias point lock status in real time, which can make the modulation performance of the electro-optic intensity modulator no longer affected by external environmental temperature, vibration and other factors, and work stably in the linear region for a long time.This product isolates the tunable laser source from the modulation part. It can be used as a tunable laser source and electro-optical modulation unit. It’s convenient and flexible. It’s mainly...
Product introductionThe KY-OS-ASE series ASE broadband light source adopts 980nm semiconductor laser pumped rare earth doped fiber to generate spontaneous emission light principle, combined with local optical feedback control and high precision ATC&APC control circuit. It has the advantages of high output power, wide spectral line, low polarization, high power stability, high average wavelength stability, etc. It can meet the stringent performance requirements of broadband light sources in research fields such as sensing, testing and imaging. This product is widely used in fiber component testing, optical fiber sensing system, biomedical coherence tomography and other fields.Key Featuresl  Wavelength C/L/C&Ll  High output power,Max.200mWl  High flatnessl  Low po...
Product introductionThe KY-EDFA-PM series PM-EDFA is a single-polarization-amplified erbium-doped fiber amplifier. The main optical path of the amplifier is a fully polarization-maintaining optical path (slow-axis operation).High-quality polarization-maintaining devices are used to ensure the polarization extinction ratio of the overall optical path is better than 20dB and output up to 33dBm can be achieved.For different applications, a variety of amplification structures can be selected: 1, conventional single-stage amplification structure; 2, single-stage low-noise optimization structure; 3, dual-stage amplification structure; 4, dual-stage structure, three-stage amplification, etc. . For different applications, the lowest noise can achieve a noise figure of 3.6dB, and the high gain can ...
------ The KY-APRM series Key FeatureslSpectral Range 850-1650nml3dB Band-width7.5GHzlSensitivity:-26.5dBmlSaturated optical power: -4dBmlIntegrates low noise transimpedance amplifierlTemperature compensation circuitlCompact structure,SMA outputApplicationslHigh-speed optical fiber transmission system such as SONET, SDHlMicrowave photonic linkDescription The KY-APRM-10G series 10Gbps APD high speed photoreceiver integrates high-speed InGaAs APD avalanche photodiode, automatic gain control circuit and low-noise broadband transimpedance amplifier. It features high gain, high sensitivity, AC-coupled output and flat gain. The built-in temperature compensation circuit ensures the output stability of the photodetector module at different temperatures.The module is powered by DC 12V, the fib...
------The KY-PDM series, suitable for milliwatt optical power detection.Key FeatureslSpectral Range 400-1700nmlFiber or free space inputl3dB Band-width DC-2GlRise time Min.lLow noise, flat responselBattery poweredlCompact structureApplicationslPulse light waveform detectionlLaser measurementlUltrafast opticsDescriptionThe KY-PDM series photoreceiver without amplifier adoptshigh-speed and high-linearity analog PIN detector. It has a direct 50 ohm coupled output at the back end,with fast response, low noise and flat response. The module is powered by battery,and the input optical interface is optional for optic fiber or space incidence. This series of products are suitable for applications where the optical power is in the order of mW, such as pulse light waveform detection, pulsed laser mea...
------The KY-QA/P seriesKey FeatureslSi&InGaAs, PIN&APD lFast responselIntegrated amplification and operation circuitlCompact structurelSingle power supplylMatching module optionalApplicationslSpot alignmentlPrecision angle measurementlSpace optical communicationDescription The KY-QA/P series quadrant photoreceiver adopts imported four-quadrant photodiode, integrated power supply circuit and corresponding low-noise amplifier circuit. The response wavelength is 400-1100nm (material is Si) and 800-1700nm (material is InGaAs). It’s available in a variety of types, mainly used for laser beam position measurement in systems and widely used in laser alignment, laser communication, laser guidance and other fields.Block diagramOption 1(Precision angle measurement)Option 2(Spot alignme...
------ The KY-BPRM seriesKey FeatureslSpectral Range 400-1700nmlVarious 3dB band-width optionslWith output monitoringlRise time Min.lCMRR30dBlLow noiselSingle power supply DC 12VlDimensions 47x42x20mmlCan be customizedApplicationslNanosecond optical pulse detectionlLaser radarlBrillouin Optical Fiber Sensing Systemlf-OTDR lOCT(Optical coherent tomography) Options lPhotosensitive surfacelBand-widthlGainlOutput CouplingDescription The KY-BPRM series balanced photoreceiver integrates two matched high linearity analog PIN detector and low noise broadband transimpedance amplifier, with high gain, high sensitivity, DC coupling output and high common-mode rejection ratio(CMRR). This can effectively reduce the common mode noise of the input light and improve the signal to noise ratio of the s...
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