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10GHz High Speed Balanced PhotoDetector------KY-BPD SeriesFeatures:l  High reliabilityl  AC coupledl  Bandwidth up to 10GHZl  Built-in Bias-Tl  Hermetic package with SMA RF connectorApplications:l  Optical fiber sensorl  Coherent optical systeml  Doppler lidarl  DPSK/ DQPSK Communicationl  Science analysis and experimentElectrical/Optical Characteristics (T= 25℃)ParameterSymTest ConditionValue(Typ.)Unit-3dB bandwidthBWVPD+=5V,VPD-=-5V, λ=1.55μm10GHzwavelength rangeλ980-1650nmResponsivityRe0.90A/WCommon Mode Rejection RatioCMRR30dBLow Frequency cut-offLFC15KHZDark currentId10nASaturation Optical PowerPs9dBmOptical return lossRL25dBRF return lossS22dBAbsolute Maximum Rating (T= 25℃)ParameterSym.RatingUnitStorage temperature rang...
InGaAs High Speed Photodetector up to 20GHz------ The KY-PD SeriesKey FeatureslSpectral range 850 ~ 1650nml3dB bandwidth is greater than 20GHzlResponsivity 0.85A / WlSmall sizelHermetically sealedlHigh reliabilitylSMA / K outputApplicationslHigh-speed transmission equipmentlRadio over fiverlOptical fiber sensing systemDescriptionKY-PD-10G/20G high-speed photodetector adopts high-performance PIN detector, which has the characteristics of high bandwidth, high responsivity, flat gain, small size, etc. The power supply is DC 5V, and the fiber interface is FC / APC. SMA output port, mainly used in high-speed optical fiber transmission system, ROF, optical fiber sensing system.Ordering InformationKY-PD--BW-XX-FA/FPBW—Bandwidth:10G---10GHz 20G-20GHzPP—Input Fiber:SM, MM, PMFA/FP—Interface:FA---FC...
------ The KY-MD-XX seriesKey Featuresl  10G, 20G, 40GHz optional bandwidthl  Gain 25dBl  Saturated output Max.25dBm (11Vpp)l  Rise time Min.l  Low jitterl  DC12V power supplyl  Easy to useApplicationsl  High-speed optical fiber communication systeml  Quantum communicationl  Picosecond pulse amplificationl  Optical fiber sensing systemProduct Listl  10G driver modulel  10G high output driver modulel  20G driver modulel  40G driver module  DescriptionThe KY-MD-XX series electro-optic modulator driver module is a broadband, high-output driver amplifier mainly used for lithium niobate electro-optical intensity and phase modulator. Its working bandwidth is up to 30K ~ 40GHz, and it can achieve a maximum of 42G...
DescriptionThe 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 FeatureslWavelengths optio...
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 ...
Key FeatureslSpectral Range 400-1700nmlFiber or free space inputl3dB Band-width DC-2G/5GlRise time Min.lLow noise, flat responselBattery poweredlCompact structureApplicationslPulse light 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 measurement and other fields.Performance ParametersPNKY-PDM-2G-SKY-PDM-2G-ISpectr...
------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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