Bulletin AQ6370SR-20EN AQ6370 Series Optical
Contents
1. Model Suffix Descriptions AQ6370D amp AQ6375 B AQ6370D AQ6370D Optical Spectrum Analyzer Spec code 10 Standard model 20 High performance model RFC Built in light LO Without light source mene L1 Wavelength reference source Power cord D UL CSA standard i F VDE standard o a o Fee R ASstandard ssi For optical input port For calibration output port oH GBstandard g ee g o AQ9447 Connector Adapter AQ9441 Universal Adapter Q BS standard SC FC RSC RFC i N NBR standard a ee a Factory FC AQ9447 FC Connector Adapter For Optical n n E o 777 Input Accessories optional RFC AQ9441 FC Universal Adapter For Calibration Model Suffix Descriptions RSC_ AQ9441 SC Universal Adapter Output 735371 AQ6370 Viewer For all the AQ6370 series models 810804602 AQ9447 Connector Adapter Connector FCC FC type AQ6373B a e Model Suffix Descriptions 813917321 AQ9441 Universal Adapter AQ6373B AQ6373B Optical Spectrum Analyzer Connector FCC FC type Spec code 10 Standard model type scce Isc type _ a ei ia Built in light source L1 Optical alignment source 735383 A001 NA Conversion Adapter for GI50 125 um POGONE Lae Ha naar eee A002 NA Conversion Adapter for GI62 5 125 um ai e e ere 751535 E5 19 inch Rack mount kit R AS standard ai GB standard a ee j Q BS standard a N NBR standard _2. AQ6375B only YOKOGAWA gt Specific model features The OSA market leader in the telecom Industry AQ6370D lts flexibility in parameters setting and its unmatched performance make the AQ6370D model the best choice for R amp D and Production of optical communication devices Discovering the characteristics of the AQ6370D Wavelength range 600 to 1700 nm With its broad wavelength range coverage AQ6370D is suitable to test devices designed for single mode as well as multimode transmissions Fa Standard and high performance models There are two models available with the high performance model providing even higher wavelength accuracy and dynamic range 7 wavelength resolution settings from 20 pm to 2 nm To enable the user to choose the best value according to the characteristics of the DUT 7 level sensitivity settings down to 90 dBm To enable the user to choose the best value according to test applications and measurement speed requirements AQ6370 series 600 nm 1700 nm 12 AQ6370D 200 400 600 800 1000 1200 1400 1600 1800 2000 2200 2400 High close in dynamic range 78 dB typ With sharp spectral characteristics of the AQ6370D monochromator signals in close proximity can be clearly separated and accurately measured Fast measurement only 0 2 sec for 100 nm span With sensitivity set to NORM_AUTO 70 dBm Double speed mode increases the sweep speed up to 2 times compared to the standard sweep m
3. Peak curve fit Marker curve fit Roll averaging 2 to 100 times Others Trace copy clear Write Fix setting Display Blank setting Marker amp Search Marker Delta markers Max 1024 Vertical horizontal line markers Advanced markers Search Peak Bottom Next peak Next bottom Multi peak Multi bottom Auto search On OFF Search between horizontal line markers Search zoomed area Data analysis Analysis functions Spectral width threshold envelope RMS peak RMS notch WDM OSNR analysis EDFA NF analysis excl AQ6373B Filter peak bottom analysis WDM filter peak bottom analysis excl AQ6373B DFB LD FP LD LED analysis SMSR analysis Power analysis PMD analysis Color analysis AQ6373B only Pass Fail analysis with template Others Auto analysis ON OFF Analysis between horizontal line markers Analysis in Zoomed area Automated Program function 64 programs 200 steps per program measurement Other functions Optical alignment Auto optical alignment with built in light source or an external reference source Wavelength calibration Auto wavelength calibration with built in wavelength reference source excl AQ6373B or an external wavelength reference source Note AQ6373B requires an external reference source for wavelength calibration Resolution calibration Resolution calibration with an external reference source 1 AQ6370D only The world s most trusted OSAs YOKOGAWA
4. WYO V a1 KO 011 0721 more a ale ele VA Expertise For more than 30 years our R amp D and Product Specialist teams have been listening to the needs of OSA users to continuously provide them with innovative and effective solutions for their measuring challenges The world s most trusted OSAs YOKOGAWA lt gt Introduction Leading solutions for R amp D and industrial applications The Yokogawa AQ6370 Series are benchtop Optical Spectrum Analyzers OSA which offer test amp measurement advanced functionalities to a wide range of R amp D and industrial manufacturing applications AQ6370D 600 to 1700 nm The ideal model for the characterization and test of optical components and systems used in the telecommunications Industry AQ6373B 6350 to 1200 nm Designed to outperform in optical measurements taken in VIS visible and NIR near infrared regions AQ6375B 1200 to 2400 nm Required when your application requires detection and precise characterization of signals emitted in the exNIR extended Near InfraRed and SWIR Short Wavelength InfraRed regions weed D LLLE TT AQ6370 series 600 nm 1700 nm AQ6370D 350 nm AQ6373B 1200 nm 2400 nm AQ6375B 200 400 600 800 1000 1200 1400 1600 1800 2000 2200 2400 The world s most trusted OSAs World class optical performance and unique characteristics The highest resolution up to 20 pm amp hi
5. 23 AQ6373B AQ6375B Items Specifications Items Specifications Wavelength range 350 to 1200 nm Wavelength range 1200 to 2400 nm Span 0 5 nm to 850 nm full span and O nm Span 0 5 nm to 1200 nm full span and O nm Wavelength accuracy 0 05 nm 633 nm 0 20 nm 400 to 1100 nm After wavelength calibration with 633 nm He Ne laser Wavelength accuracy 2 5 0 05 nm 1520 to 1580 nm 0 10 nm 1580 to 1620 nm 0 50 nm Full range Wavelength resolution setting 0 02 0 05 0 1 0 2 0 5 1 2 5 10 nm full range and 0 01 nm 400 to 470 nm Wavelength repeatability 0 015 nm 1 min Minimum sampling resolution 0 001 nm Wavelength resolution setting t 0 05 0 1 0 2 0 5 1 and 2 nm Number of sampling 101 to 50001 AUTO Minimum sampling resolution 0 002 nm Level sensitivity setting NORM_HOLD NORM_AUTO NORMAL MID HIGH1 HIGH2 and HIGH3 Number of sampling 101 to 50001 AUTO High dynamic mode SWITCH Sensitivity MID HIGH1 3 Level sensitivity setting NORM_HOLD NORM_AUTO NORMAL MID HIGH1 HIGH2 and HIGH3 Only High dynamic mode CHOP in HIGH1 3 Level sensitivity 80 dBm 500 to 1000 nm 60 dBm 400 to 500 nm 1000 to 1100 nm Typical Resolution setting gt 0 2 nm Averaging 10 times Sensitivity HIGHS Level sens
6. Application Test System AQ6370D Optical amplifier Multiplexer Figure 1 The typical experimental setup for optical amplifier testing 1 See the Yokogawa AQ2200 Series at page 21 15 The world s most trusted OSAs Figure 2 Typical measurement result showing two traces one before amplification yellow and one after amplification purple The OSA takes two high resolution recordings of the wavelength range that is covered by the lasers One trace is taken before amplification and one after amplification The obtained result will be close to the results shown in figure 2 Immediately it will be noticed that the recorded peaks after amplification will be higher than before amplification The same holds for the noise levels Figure 3 The automated routine for the analysis of optical amplifiers provides a table with their relevant parameters The EDFA NF Analysis Function automatically detects the laser peaks extracts the required measurement values performs the calculations and displays in a table figure 3 the values of ASE GAIN and NF of the DUT YOKOGAWA Passive component test In conjunction with a broadband light source such as ASE SLD SC light source the OSA can simply perform evaluation of passive devices such as WDM filters and FBG The AQ6370D s superb optical characteristics enable higher resolution and wider dynamic range measurements The built in optical filter analy
7. Traces 64 programs 3 template lines External storage USB storage memory HDD FAT32 format a oa a a oa gg 00 Display 10 4 inch color LCD Resolution 800 x 600 Dimensions 426 W x 221 H x 459 D mm Excluding protector and handle Mass AQ6370D AQ6373B 19 kg AQ6375B 23 kg Power requirements 100 to 240 V AC 50 60 Hz approx 100 VA AQ6370D AQ6373B 150 VA AQ6375B Environmental conditions Performance guarantee temperature 18 to 28 C Operating temperature 5 to 35 C Storage temperature 10 to 50 C Humidity 20 to 80 RH no condensation Safety standards EN61010 1 Laser IEC 60825 1 Class 1 EMC Emission EN61326 1 Class A EN55011 Class A Group 1 Immunity EN61326 1 Table 2 RoHS EN50581 Recommended calibration period 1 year 1 Some AQ6317 series commands may not be compatible due to changes in specifications or functions 2 Liquid crystal display may include a few defective pixels within 0 002 with respect to the total number of pixels including RGB There may be a few pixels on the liquid crystal display that do not emit all the time or remains ON all the time These are not malfunctions 3 AQ6375B only 4 With built in calibration light source Ordering Information Models and suffix codes Factory Installed Options AQ6370D Optical Connector Adapters
8. Vertical scale Absolute power display mode 4 High dynamic mode OFF Number of sampling 1001 Average number 1 Span lt 100 nm excluding 450 to 470 nm and 690 to 700 nm a 22 3 With 9 5 125 um single mode fiber B1 1 type defined on IEC60793 2 PC polished mode field B 6 Span lt 100 nm Number of sampling 1001 Average number 1 8 Horizontal scale Wavelength display mode With 9 5 125 um single mode fiber after 2 hours of warm up after optical alignment with built in reference light source when the purge gas is not used Vertical scale Absolute power display mode Resolution setting gt 0 1 nm diameter 9 5 um NA 0 104 to 0 107 After wavelength calibration with built in reference light source Sampling resolution lt 0 003 nm Sensitivity MID HIGH1 3 Pulse light measurement mode OFF Temperature condition changes to 23 3 C at 0 1 nm resolution setting General Specifications Dimensions Items Specifications Unit mm approx inch Electrical interface GP IB RS 282 Ethernet USB SVGA output Analog output port Trigger input port Trigger output port Remote control GP IB RS 232 Ethernet TCP IP AQ6317 series compatible commands IEEE488 1 and IEEE488 2 Purge gas input output terminals Outer diameter 1 4 inch nylon tube Data storage File types CSV text Binary BMP TIFF Internal storage 512 MBytes Internal memory 64
9. and characterize Supercontinuum light Sources during their production and after production quality check processes Super Continuum Output Power Xenon lamp 800 1000 1200 1400 1600 1800 Wavelength nm source http www nktphotonics com supercontinuum Applications Characterization of Fiber Bragg Gratings A Fiber Bragg Grating FBG is a type of distributed Bragg reflec tor constructed in a short segment of optical fiber that reflects particular wavelengths of light and transmits all the others This is achieved by creating a periodic variation in the refractive index of the fiber core which generates a wavelength specific dielectric mirror A Fiber Bragg Grating can therefore be used as an inline optical filter to block certain wavelengths or as a wavelength specific reflector Figure 2 The primary application of Fiber Bragg Gratings is in optical communications systems they are specifically used as notch filters and they are also used in optical multiplexers and demultiplexers with an optical circulator or optical add drop multiplexer OADM Fiber Bragg Gratings tuned on 2 3 um region are used also as direct sensing elements for strain and temperature in instrumentation applications such as seismology and in pressure sensors for extremely harsh environments To characterize FBGs the AQ6375B s high wavelength resolution and high dynamic range are indispensable Core Refractive Index n Ng Ng Spectral
10. each model B minimum sampling interval 1 pm for AQ6370D and AQ6373B 2 pm for AQ6375B Efficiency Highly efficient functions to save time and increase productivity Reducing the design and manufacturing costs is a key target for vendors of optical devices Test amp Measurement instruments for optical devices evaluation are therefore expected to lower the finished product cost by shortening its inspection time after manufacturing and by increasing productivity of R amp D and Production personnel Fast measurement at any sensitivity value With a state of the art monochromator fast gain circuits and advanced noise reduction techniques the AQ6370 series achieves an incredibly fast scanning speed even when measuring low power signals Up to 16 specific data analysis functions The AQ6370 series OSAs have built in analysis functions to characterize WDM systems optical fiber amplifiers different types of light sources and filters The automatic calculation of the major parameters of the device under test will contribute to its fast characterisation Building automated test systems Any model of the AQ6370 Series thanks to the built in Macro Programming Function can perform automatic measurements and control external equipment through its remote interfaces GP IB RS 232 and Ethernet ports are available to have the instrument remotely controlled by a PC and to transfer standard SCPI compatible or proprietary AQ63
11. is the amplitude difference between the main mode and the side mode and the Spontaneous Emission level which is the magnitude of background noise light Both parameters can be accurately and quickly measured by the AQ6375B Figure 1 shows the result of measurement of the spectrum of a DFB LD that oscillates in the near infrared region of 2 um with the single vertical mode Figure 1 Measurement example of 2010 nm DFB LD with AQ6375B Res 0 05 nm Span 20 nm YOKOGAWA Characterization of Supercontinuum light sources Supercontinuum light is generated by promoting highly nonlinear optical processes in special materials g photonic crystal fiber by pumping them with a mode locked pulsed laser typically a femtosecond Ti Sapphire laser Supercontinuum light can be best described as broad as a lamp bright as a laser in fact tt matches the characteristics of incandescent and fluorescent lamps i e very broad spectrum with the characteristics of lasers i e high spatial coherence and very high brightness which enables optimum coupling to a fibre and outstanding single mode beam quality The Supercontinuum light Sources are nowadays finding applications in a diverse range of fields including optical coherence tomography frequency metrology fluorescence lifetime imaging optical communications gas sensing and many others The AQ6375B thanks to its premium performance is the right instrument to tests
12. light Source under test 12 built in analysis functions for popular applications Spectral Width analysis DFB LD analysis FP LD analysis LED analysis Color Analysis Notch Width analysis SMSR analysis PMD analysis Optical Power analysis Optical filter analyses PK BTM OSNR analysis Go No Go Judgment 17 The world s most trusted OSAs Typical applications AQ6373B 1 Visible LED test The optical spectrum of visible LEDs used in lighting signage sensing and other applications can be measured and analyzed By supporting the large core fiber input AQ6373B can efficiently get the LED light and measure its spectrum The built in Color Analysis function automatically evaluates the dominant wavelength and the chromatic coordinates of the source LED lt light source AQ6373B d EA WM YOKOGAWA a Analysis of FP LD VCSEL sources Today FP LD sources emitting in the visible VIS wavelength range are mounted into many different devices systems used in different areas of application such as Industrial Barcode scanners LIDAR surface scanners Consumer electronics audio output of Hi Fi audio systems laser printers computer mice Automotive home networking with Plastic Optical Fibers cabling 405 nm FP LD measurement resolution setting 0 01 nm eee i oe EON VCSEL seen through a Scanning Electron Mic
13. provide more reliable and accurate measurements than ever before Built in cut filter for high order diffracted light Due to the diffractive technology used the monochromator in some circumstances could generate high order diffracted light which appears at wavelengths equal to the integral multiple of input wavelengths By cutting incoming light below 1150 nm with the built in filter the AQ6375B drastically reduces the influence of high order diffracted light on the measurement Thus the measured data are always reliable and replicate the real signal under test 19 The world s most trusted OSAs Typical applications AQ6375B Characterization of sources used in laser Absorption Spectroscopy Laser Absorption Spectroscopy is a measurement technique used to detect and measure the gases concentration in the air in open or closed environment The lasers used in Absorption Spectroscopy require excellent single mode operation performance which directly determines the limits of detection Furthermore such lasers should produce a stable oscillation in the absorption region in order to achieve sensitive detection of the gas of interest Most of the greenhouse gases for example CO SO NO and CH have strong absorption lines in the 2 um wavelength region The lasers used in Absorption Spectroscopy are DFB LD and VCSEL Important parameters for evaluating the performance of these lasers are the Side Mode Suppression Ratio which
14. 17 compatible commands Also LabVIEW drivers are available Each model of the AQ6370 Series has a different list of built in analysis functions Discover them into the product specific sections further on this brochure AQ6370 series The AQ6370 Viewer Remote control amp File transfer AQ637x Viewer AQ637x connected to LAN Real time remote control With the AQ6370 Viewer a software package which replicates on your PC the instrument s screen you can remotely control and operate with the instrument display analyze and transfer the data acquired by the instrument on your remote PC The AQ6370 Viewer is appreciated especially by Production Managers who can command the instrument and collect its measurement results from their office without physically going to the actual production line Service Engineers who can help their customers or colleagues by setting the instrument in the proper way tuning it on the device system they want to test 9 The world s most trusted OSAs Various features for a comfortable test environment Mouse and keyboard operation More than 30 years of feedback from users has enabled intuitive and easy to use front panel operation Mouse functionality provides ease of use for navigation and the keyboard helps to enter numbers and file names E AE Fi w a ay Modify settings using the keys on the screen Point the item to m
15. 6370D and AQ6375B offer a universal type optical connector system for optical input and calibration output enabling direct coupling to popular styles of optical connectors The connectors can be replaced by users YOKOGAWA 4A063700 Si Sermano au Rotary knob This multifunctional knob allows easy and quick adjustment of parameters and settings a USER button Registering frequently used soft keys in the USER button allows execution of frequently used functions in a just a few steps E USB USB ports to easily operate on the instrument using a mouse and a keyboard i sem The world s most trusted OSAs Macro programming button User can compile up to 64 programs 200 steps per program to build up automatic measurement systems No external PC is required Easy to create test program by recording the user s actual key strokes and parameter selections Can control external equipment through the remote interfaces PRESSURE 6 01 MPaG 1S psig FLOW RATE 12min 25 SCFH Trigger IN Trigger OUT Pulsed light measurement Gate sampling Analog OUT Voltage output for a stability test w oscilloscope Serial RS 232 Video OUT SVGA Auxiliary interfaces Comets seh 1 PO b40 18 sme 1808 cunapi tor Gevemne Sieen b Laver Matton Me 54 deted Ame E FOOT 10N Amn Maaro om biye ODES taper GP IB IEEE 488 1 488 2 Ethernet USB 2X Purge gas IN OUT
16. 81 422 52 6237 Facsimile 81 422 52 6462 E mail tm cs jp yokogawa com YMI KS MI SEO1 Subject to Change without notice Copyright 2014 Yokogawa Meters amp Instruments Corporation Ed 04 b Printed in Japan 509 KP YOKOGAWA CORPORATION OF AMERICA Phone 1 770 253 7000 Facsimile 1 770 254 0928 YOKOGAWA EUROPE B V Phone 31 88 4641000 Facsimile 31 88 4641111 YOKOGAWA SHANGHAI TRADING CO LTD Phone 86 21 6239 6363 Facsimile 86 21 6880 4987 YOKOGAWA ELECTRIC KOREA CO LTD Phone 82 2 2628 3810 Facsimile 82 2 2628 3899 YOKOGAWA ENGINEERING ASIA PTE LTD Phone 65 6241 9933 Facsimile 65 6241 2606 YOKOGAWA INDIA LTD Phone 91 80 4158 6000 Facsimile 91 80 2852 8656 YOKOGAWA ELECTRIC CIS LTD Phone 7 495 737 7868 Facsimile 7 495 737 7869 YOKOGAWA AMERICA DO SUL LTDA Phone 55 11 5681 2400 Facsimile 55 11 5681 4434 YOKOGAWA AUSTRALIA PTY LTD Phone 61 2 8870 1100 Facsimile 61 2 8870 1111 YOKOGAWA MIDDLE EAST amp AFRICA B S C c Phone 973 17 358100 Facsimile 973 17 336100 http tmi yokogawa com
17. AQ6375B E Microsoft MS and Windows are registered trademarks or trademarks of Microsoft Model Suffix Descriptions Corporation in the US and other countries LabVIEW is a U S registered trademark of National AQ6375B AQ6375B Optical Spectrum Analyzer Instruments Spee code 40 endid model Other company names and product names appearing in this document are the registered trademarks of their respective companies Built in light source L1 Wavelength reference source Power cord D UL CSA standard NOTICE Pes i nels Before operating the product read the user s manual thoroughly for proper and R AS standard ee oo safe operation H GB standard Q BS standard i ee Konda TE Seis Yokogawa s Approach to Preserving the Global Environment e Yokogawa s electrical products are developed and produced in facilities that have Factory installed FC AQ9447 FC Connector Adapter For Optical ieee enact secret p p options 0 ee ep cn ee De j SC AQ9447 SC Connector Adapter Input e In order to protect the global environment Yokogawa s electrical products are RFC AQ9441 FC Universal Adapter For Calibration designed in accordance with Yokogawa s Environmentally Friendy Product Design RSC AQ9441 SC Universal Adapter Output Guidelines and Product Design Assessment Criteria YOKOGAWA lt gt YOKOGAWA METERS amp INSTRUMENTS CORPORATION Global Sales Dept Phone
18. FC or SC Built in calibration light source t Wavelength reference source For optical alignment and wavelength calibration Sweep time NORM_AUTO 0 2 sec NORMAL 1 sec MID 2 sec HIGH1 5 sec HIGH2 20 sec HIGHS 75 sec Warm up time Minimum 1 hour After warming up optical alignment adjustments required 1 Horizontal scale Wavelength display mode 7 High dynamic mode OFF Pulse light measurement mode OFF Resolution correction OFF 2 With 9 5 125 um single mode fiber with a PC type connector after 1 hour of warm up after optical 8 1523 nm High dynamic mode SWITCH Resolution correction OFF alignment with built in reference light source or a single longitudinal mode laser wavelength 1520 9 Span lt 100 nm Number of sampling 1001 Average number 1 1560 nm peak level gt 20 dBm level stability lt 0 1 dBpp and wavelength stability lt 0 01 nm 10 With He Ne laser 1523 nm 0 1 nm resolution setting 1520 nm to 1620 nm except for peak 3 Vertical scale Absolute power display mode Resolution setting gt 0 05 nm Resolution correction OFF wavelength 2 nm 4 With 9 5 125 um single mode fiber B1 1 type defined on IEC60793 2 PC polished mode field 11 With Yokogawa s master single mode fiber with an angled PC connector Typ 15 dB with PC connector diameter 9 5 um NA 0 104 to 0 107 12 Option 5 After wavelength calibration with built in reference ligh
19. Response 5 A A Input Transmitted Reflected Figure 2 AQ6370 series 20 Gas detection and concentration measurements Used together with a broadband light source like Super Continuum SC or Super Luminescent Diode SLD the AQ6375B can show the absorption spectrum of the gas mixture under test like figure 3 wh i oe SE Figure 3 Hydrogen Cyanide H C N absorption spectrum measurement 1377 14 The global warming gases called greenhouse gases like COs SQs NOx and CH has strong absorption lines in the 2 um wavelength region The presence and concentration of those gases in the atmosphere can be determined by measuring the optical absorption spectrum of the gas mixture under test Thanks to its free space optical input the AQ6375B can also measure the absorption spectrum of an air column using the Sun as light source and transferring by a multi mode fiber the light passed through the mixture Figure 4 Optical absorption spectrum of Methane Use the sun as a light source s s 4 Column amount AQ6375B Figure 4 Measurement setup to detect a specific gas in the air e g Methane CH 21 The world s most trusted OSAs Accessories and related products AQ6370 Series accessories and related products are available to fully Support your testing needs NA Conversion Adapter The Numerical Aperture NA Conversion Adapter is a unique adapter that reduces to half the NA of a con
20. Test Measurement YOKOGAWA lt YOKOGAWA AQ6370D Piet Fiemon mur HARK LHE LERT Tar l TRACE OLAR l Ett OFF Ta DISELAY E i4 EE on A BERA no PA o EMRA A SP E ee The world s most trusted OSAs AQ6370 Series Optical Spectrum Analyzer Bulletin AQ6370SR 20EN No longer confined to telecommunications the emergence of photonics in industrial manufacturing biological studies healthcare lighting imaging and sensing for safety security and environmental pollution control is today driving the demand for wider ranging wavelengths and higher precision measurement Our long experience working with customers in the optical Test amp Measurement Industry has enabled us to design the world s most reliable and versatile Optical Spectrum Analyzers In fact they feature specific technical characteristics that make them the most efficient and effective instruments for measuring devices and systems used in the various applications of photonics Yokogawa s AQ6370 OSA Series can satisfy the specific test and measurement needs of R amp D and manufacturing centers belonging to any Industry The AQ6370 OSA Series delivers Reliability The most trusted OSAs in the world thanks to their unmatched measurement accuracy robustness and proven quality Performance Best in class state of the art and high precision instruments that keep pace with the ever changing and fast
21. ation Function and wavelength reference source Close in dynamic range 55 dB Fast measurement only 0 5 sec for 100 nm span with sensitivity set to NORM_AUTO 60 dBm Double speed mode increases the sweep speed up to 2 times compared to the standard sweep mode with only a 2 dB penalty to the standard sensitivity value AQ6370 series 18 1200 nm 2400 nm AQ6375B 1000 1200 1400 1600 1800 2000 2200 2400 200 400 600 800 Horizontal scale also in Wave Number cm in addition to the commonly used scales in wavelength nm and frequency THz 12 built in analysis functions for popular applications DFB LD analysis SMSR analysis Optical filter analysis etc Data Logging function Records analysis results such as distributed feedback laser diode DFB LD analysis and multi peak measurements at up to 10 000 points per channel with time stamps Smoothing function Reduces the noise on the measured spectrum Purge feature Due to the high resolution and sensitivity of the AQ6375B it can actually detect the presence of water molecules in the air The water vapor is detected in the upper Near IR wavelength region and could overlap with or mask the spectral characteristics of the actual device under testin that particular region By continuously supplying a pure purge gas such as nitrogen to the monochromator through the ports on the back panel the AQ6375B can reduce the influence of water vapor absorptions and
22. can be scratched by inaccurate coupling of fibers Maintenance free no internal fiber can get dirty Optical input structure note AQ6373B uses a fixed connector The world s most trusted OSAs The greatest flexibility to set parameters The AQ6370 Series has been designed to guarantee testing flexibility plenty of parameters settings help the user to configure the instrument to obtain the maximum measurement performance according to the specific requirement of each test session OSA performance are derived by the following 4 main parameters Power Sensitivity Spectral Resolution Measurement Speed and Close In Dynamic Range AQ6370 Series users can tune their instrument in order to make it the best performer for the specific application they are about to test By choosing the right combination of values of the mentioned parameters the user can have an OSA extremely fast or extremely sensitive or with extremely high resolution YOKOGAWA The user of any AQ6370 Series OSA can set the measurement conditions by choosing among 7 level sensitivity values Up to 10 wavelength resolution values ANY wavelength span including O nm span ANY number of averaging times from 1 to 999 ANY number of sampling points from 101 to 50001 1 6 res values selectable in AQ6375B 7 res values selectable in AQ6370D 70 res values selectable in AQ6373B 2 within the wavelength range covered by
23. er insertion loss of Angled PC connectors 12 Built in Analysis Functions for popular applications WDM OSNR analysis Optical Fiber Amplifier analysis DFB LD analysis FP LD VCSEL analysis LED analysis Spectral Width analysis Notch Width analysis SMSR analysis PMD analysis Optical Power analysis Optical Filter analysis PK BTM WDM PK WDM BTM Go No Go Judgment YOKOGAWA eno Straylight suppression ratio high dynamic mode off high performance model Data Logging function Records analysis results such as WDM analysis OSNR optical signal noise ratio distributed feedback laser diode DFB LD analysis and multi peak measurements at up to 10 000 points per channel with time stamps Recorded data can be displayed in table and graphical forms This function is useful for the long term stability testing and temperature cycle testing of systems and devices The optical soectrum of each measurement can also be stored for reviewing and troubleshooting Advanced Marker function Adds markers to obtain the power spectral density and the integrated power of a designated spectrum This new feature makes it easy to get an OSNR value of the signal whether modulated or not directly from its spectrum Gate Sampling function Facilitates the recirculating loop testing of optical transmission systems Using an external gate signal the AQ6370D obtains the optical spectr
24. f high precision products like optical spectrum analyzers We want our OSAs to be able to deliver always the precise measurements they were designed for therefore our instruments are equipped with a light source for calibration Calibration process is fully automatic and takes only 2 minutes to complete It includes The Optical Alignment function which automatically aligns the optical path in the monochromator to assure the level accuracy The Wavelength Calibration function which automatically calibrates the spectrum analyzer with the reference source to ensure the wavelength accuracy a closer look inside Unique output signature Natural light source Light is constant absorbed by signal the acetylene with 0 6 SM fiber jumper picometers accuracy A fixed absorption point is used to re adjust the internal calibration table The built in reference source for wavelength calibration available for AQ6370D and AQ6375B AQ6370 series The free space optical input The optical input structure designed for the AQ6370 Series is the most effective to guarantee high coupling efficiency measurements repeatability and no maintenance The free space optical input is in fact Dual purpose accepts both SM and MM up to 800 um core diameter fibers without the high insertion loss due to the mismatch between MM and SM fibers Versatile accepts both PC and APC connectors Worry free no internal fiber
25. ghest close in dynamic range up to 78 dB The advanced monochromator enables the detection of spectral signals which are in close proximity to be distinguished and accurately measured The highest sensitivity down to 90 dBm Low power optical signals can be measured accurately and quickly without any need to use averaging over many measurements Moreover with the High Dynamic Mode enabled the instrument will maximize its dynamic range performance by eliminating the influence of stray light a disturbing factor for the photodetector caused by strong input signal which increases the noise floor 5 EE o E EEE Peak 1 0 nm eee iE AQ6370D Peak 1 0 nm resolution setting 0 05 nm High dynamic mode ON High performance model typical YOKOGAWA The widest measurement power range up to 110 dB The high quality photodetector and the smart design of the gain circuitry enable the AQ6370 Series to have an incredibly wide measurement power range The OSA can analyze very strong signals without being damaged and very weak signals as well with a great accuracy lt MEAS CONDITION STARI k dB D 24 8 Soe l Meee H GHS ave BE osmec 541 AUTO 20 dBm 100 0 1542 0320 1544 5320 mm D 1547 032 AQ6370D Sensitivity setting HIGHS High dynamic mode OFF typical Introduction The built in calibration source Ambient temperature change vibrations and shock affect the measurement accuracy o
26. he device system under test 7 level sensitivity settings down to 80 dBm To enable the user to choose the best value according to test applications and measurement speed requirements Wide measurable level range from 80 dBm to 20 dBm To be suitable to measure high power as well as low power sources used in different fields of application Wavelength accuracy 0 05 nm The wavelength accuracy can be maintained by the calibration using an external light source including HeNe laser and Argon light Source Close in dynamic range 60 dB AQ6370 series 16 350 nm 1200 nm AQ6373B 200 400 600 800 1000 1200 1400 1600 1800 2000 2200 2400 Fast measurement only 0 5 sec for 100 nm span with sensitivity set to NORM_AUTO 70 dBm Double speed mode increases the sweep speed up to 2 times compared to the standard sweep mode with only a 2 dB penalty to the standard sensitivity value Special optical free space input suitable also for LARGE CORE fibers up to 800 um Data Logging function Records analysis results such as distributed feedback laser diode DFB LD analysis and multi peak measurements at up to 10 000 points per channel with time stamps Advanced Marker function Adds markers to obtain the power spectral density and the integrated power of a designated spectrum Smoothing function Reduces the noise on the measured spectrum Color Analysis function Enables the AQ6373B to show the chromatic coordinates of the
27. itivity 4 6 70 dBm 1800 to 2200 nm 67 dBm 1500 to 1800 nm 2200 to 2400 nm 62 dBm 1300 to 1500 nm Sensitivity HIGHS Maximum input power 3 20 dBm Per channel full wavelength range Maximum safe input power 20 dBm 550 to 1100 nm 10 dBm 400 to 550 nm Total input power Maximum safe input power 42 93 25 dBm Total input power Level accuracy 7 1 0 dB 850 nm Input level 20 dBm Resolution setting gt 0 2 nm Sensitivity MID HIGH1 3 SMF MFD 5 um 850 nm NAO 14 Level accuracy 3 4 8 1 0 dB 1550 nm input level 20 dBm Sensitivity MID HIGH1 3 Level linearity 0 05 dB Input level 30 to 10 dBm Sensitivity HIGH1 3 Level linearity 0 2 dB Input level 40 to O dBm Sensitivity HIGH1 3 Polarization dependence 92 73 8 0 1 dB 1550 nm Dynamic range 60 dB Peak 0 5 nm Resolution setting 0 02 nm 633 nm Sensitivity HIGH1 3 Applicable fiber SM GI 50 125 um 62 5 125 um Large core fiber up to 800 um Dynamic range 45 dB Peak 0 4 nm resolution 0 05 nm 55 dB Peak 0 8 nm resolution 0 05 nm 1523 nm Sensitivity HIGH1 3 Applicable fiber SM GI 50 125 um 62 5 125 um Optical connector FC type Optical input and Calibration output Built in calibration light source Optical alignment source for optical alignment Wavelength
28. nected fiber and is only applicable to the AQ6370 series in which free space optical input structure is used With this adapter the AQ6370 series improves the dynamic range signal to noise ratio in the passive component measurement and the level stability in the active device measurement Adapter Code Applicable fiber Wavelength range Multimode fiber G A001 S300700 35383 A00 deua O nm Multimode fiber 735383 A002 350 to 1700 nm GI 62 5 125 um YOKOGAWA gt AQ2200 Series Multi Application Test System MATS The AQ2200 MATS is the ideal system for measuring and evaluating a wide range of optical devices and optical transmission systems A variety of measurement modules are available including high stability light sources high speed optical sensors high resolution variable optical attenuators low insertion loss optical switches and optical transceiver interfaces These modules can be installed in any combination on a single platform providing an ideal measurement system for a variety of applications The AQ2200 Multi Application Test System is available in two different frame controller platforms Each model has a certain number of slots for housing modules so you can select the best platform size for your measurement application a El E BaD 2 aa ee 33 en gt AQ6150 Series Optical Wavelength Meters The AQ6150 and AQ6151 Optical Wavelength Meters are fast accurate and cost effective instrume
29. nts for carrying out measurements in the telecommunications wavelength range from 1270 to 1650 nm Their high wavelength accuracy and measurement speed make them particularly suited to the production testing of active optical devices such as tunable lasers Specifications AQ6370 series AQ6370D Items Specifications Spec code Standard 10 High performance 20 Wavelength range 600 to 1700 nm Span 0 1 nm to 1100 nm full span and O nm Wavelength accuracy 2 gt 0 01 nm 1520 to 1580 nm 0 02 nm 1580 to 1620 nm 0 04 nm 1450 to 1520 nm 0 10 nm Full range 0 02 nm 1520 to 1580 nm 0 02 nm 1580 to 1620 nm 0 04 nm 1450 to 1520 nm 0 10 nm Full range Wavelength linearity t gt gt 0 01 nm 1520 to 1580 nm 0 02 nm 1450 to 1520 nm 1580 to 1620 nm Wavelength repeatability t 2 0 005 nm 1 min Wavelength resolution setting t 0 02 0 05 0 1 0 2 0 5 1 and 2 nm Wavelength resolution bandwidth accuracy 5 1450 to 1620 nm Resolution setting gt 0 1 nm after performing the Resolution Calibration function at the wavelength of resolution calibration Min sampling resolution 0 001 nm Number of sampling 101 to 50001 AUTO Level sensitivity setting NORM_HOLD NORM_AUTO NORMAL MID HIGH1 HIGH2 and HIGHS High dynamic mode SWITCH Sensitivity MID HIGH1 3 Level sensiti
30. ode with only a 2 dB penalty on the standard sensitivity value High wavelength accuracy 0 01 nm Easily maintained thanks to the built in Calibration function and wavelength reference source optional Wavelength range Standard 10 High performance 20 1520 15S80 nim 002 iim OF Oia 1680 1620 Tim OOZ MM 0 02 nm 1450 1520 nm 0 04 nm 0 04 nm Full wavelength range OMM EON NOTE AQ6370D model guarantees the high wavelength accuracy of 0 1 nm over the whole wavelength range from 600 nm to 1700 nm In this manner Yokogawa supports customers with applications outside the C and L bands with highly reliable measurements The world s most trusted OSAs REESE eo PEL BES E Example of the spectral shape a High straylight suppression ratio 80 dB typ The AQ6370D monochromator is specifically designed to offer excellent stray light suppression capability without using the High Dynamic Mode setting which could increase the measurement time substantially when activated Moreover the AQ6370D is the first and only OSA in the world to guarantee the straylight Suppression ratio specification Littrow light cancellation The Littrow light is an artifact caused by a strong signal peak and appears at a wavelength about 200 nm below the actual signal peak The advanced monochromator used in AQ6370D reduces the Littrow light appearance APC connector Level Correction function Corrects the level offset caused by the high
31. odify Trace zooming Change display conditions such as center wavelength and span by clicking and dragging the mouse Enlarge your area of interest instantly and move it at will No need for another measurement to modify the display conditions click Original waveform in measured wavelength range Enlarged waveform _ Overview window YOKOGAWA Trace calculation and analysis Seven individual traces Simultaneous multi trace display Calculation between traces subtraction between traces Max Min Hold function USB ports Four USB ports in total available on front and back facilitate the use of external devices such as a mouse keyboard external hard drives and memory sticks amp TA al p Memory HDD Thumbnail file preview The thumbnail allows an easy and fast route to find a particular file out of many files in internal and external storage All at once trace filing A time saving feature which allows to save all seven traces in one file at once Files are saved in CSV format and can be easily manipulated with a PC application software Connections AQ6370 series A wealth of functions and connection interfaces AQ6370 Series High Resolution Display A large 10 4 SVGA LCD clearly displays detailed waveforms and numerical results On screen buttons facilitate the instrument setting by using the mouse Optical interfaces The AQ
32. reference is not equipped Optical connector Optical input AQ9447 OL Connector adapter option required Calibration output AQ9441 LIL Universal adapter option required AD Connector type FC or SC Sweep time NORM_ AUTO 0 5 sec NORMAL 1 sec MID 2 sec HIGH1 5 sec HIGH2 20 sec HIGHS 75 sec Built in calibration light source Wavelength reference source for optical alignment and wavelength calibration Warm up time Minimum 1 hour After warming up optical alignment adjustment with built in light source is required Sweep time 7 NORM_AUTO 0 5 sec NORMAL 1 sec MID 10 sec HIGH1 20 sec Warm up time Minimum 1 hour After warming up optical alignment adjustment with built in light source is required Performance and functions can be limited by type of used fiber The specifications are only guaranteed when a single mode fiber in which light travels in single mode at measured wavelength is used In case that measured wavelength is less than the cut off wavelength of the used fiber or a multimode fiber is used a measured spectrum may be inaccurate due to a speckle noise Please be cautious especially when measuring high coherency sources like gas laser and Laser diode 1 Horizontal scale Wavelength display mode 2 Actual wavelength resolution varies according to a measured wavelength Actual resolution at 10 nm resolution setting is about 8 nm at most 8
33. roscope Specific model features The OSA for emerging applications in exNIR SWIR regions AQ6375B The AQ6375B is the bench top optical soectrum analyzer covering the long wavelengths over 2 um It is designed for researchers and engineers who have been struggling with inadequate test equipment to measure in these long wavelength ranges The AQ6375B achieves high soeed measurements with high accuracy resolution and sensitivity even while providing full analysis features Troublesome calibration steps and the development of external analysis software is no longer required Discovering the characteristics of the AQ6375B The features of AQ6375B are indispensable to the research development and manufacturing of optical devices in the wavelength range from telecom band to 2 4 um No other test system can achieve this high performance and ease of use at the same time Wavelength range 1200 to 2400 nm The AQ6375B covers not only telecommunication wavelengths but also the SWIR region which is often used for environmental sensing and medical applications 6 wavelength resolution settings from 50 pm to 2 nm To enable the user to choose the best value according to the device system under test Wide measurable level range from 70 dBm to 20 dBm To be suitable to measure high power as well as low power sources used in different fields of application Wavelength accuracy 0 05 nm Easily maintained thanks to the built in Calibr
34. sis function simultaneously reports peak bottom wavelength level crosstalk and ripple width 5 5 A B J Ny B PASSIVE COMPONENT LIGHT SOURCE AQ6370D FBG WDM ROADM WSS Optical transceiver test In conjunction with bit error rate test BERT equipment the AQ6370D can measure the center wavelength and spectral width of transceivers and LD modules Various built in analysis functions such as DFB LD FP LD VCSEL and LED facilitate the test process a SS BERT HE PPG ED TRANSCEIVER AQ6370D Specific model features The OSA for emerging applications in VIS NIR regions AQ6373B With the ability to provide high speed accurate analysis of the wavelength range between 350 nm and 1200 nm The AQ6373B is well suited for a broad range of applications The AQ6373B can accelerate the development and manufacturing of short wavelength lasers passive devices and LEDs as well as equipment that uses these devices for biomedical material processing consumer products and telecommunication applications With built in color analysis capabilities and remote command compatibility with the AQ6315 the AQ6373B provides an upgrade of features speed and optical performance for the old AQ6315 users Discovering the characteristics of the AQ6373B Wavelength Range 350 to 1200 nm 10 wavelength resolution settings from 10 pm to 10 nm To enable the user to choose the best value according to t
35. t source or a single longitudinal mode laser Typical or typ in this document means Typical value which is for reference not guaranteed wavelength 1520 1560 nm peak level gt 20 dBm and absolute wavelength accuracy 0 003 nm specification 6 Temperature condition changes to 23 3 C at 0 05 nm resolution setting 22 Functions Items Functions Measurement Measurement mode CW light Pulsed light External trigger Gate sampling Air vacuum wavelength Sweep mode Repeat Single AUTO Self configuration Sweep between line markers Zero span sweep 0 nm span Data logging Condition settings Center wavelength Span Number of sampling Wavelength resolution Sensitivity High dynamic mode Number of averaging 1 to 999 times Double speed mode Smoothing APC level correction Large core size fiber mode A6373B only Others Sweep status output Analog output Display Vertical scale Level scale 0 1 to 10 dB div and linear Level subscale 0 1 to 10 dB div and linear Reference level Divisions 8 10 or 12 power spectral density dB nm dB km Noise mask Horizontal scale Wavelength nm Frequency THz Wave number cm AQ6375B only Trace Zoom in out Display mode amp items Normal display Split display Data table Label Template Measurement conditions Trace Trace functions 7 independent traces Maximum Minimum hold Calculation between traces Normalizing Curve fit
36. um of the signal which is passing through a certain loop Resolution Calibration function Calibrates the resolution bandwidth with an external light Source With this new feature the measurements of power spectral density of a broad spectrum light source will be more accurate Applications Typical applications AQ6370D WDM OSNR test AQ6370D s wide close in dynamic range allows accurate OSNR measurement of DWDM transmission systems The built in WDM analysis function analyzes the measured waveform and shows peak wavelength peak level and OSNR of WDM signals up to 1024 channels simultaneously The Curve Fit function is used to accurately measure noise levels Optical amplifier os ll BREET oa e A 1 P i Example of WDM OSNR analysis AQ6370 series 14 Optical amplifier test The AQ6370D has an automated function for amplifier analysis under the name EDFA NF Despite the name it is in fact suitable for characterizing many types of optical amplifiers A typical measurement setup for amplifier testing is shown in figure 1 It consists of a set of multiplexed lasers an attenuator for tuning the laser power level an optical spectrum analyzer and of course the optical fiber amplifier The set of lasers and the attenuator can be provided by Yokogawa Multi Application Test System MATS which is a modular instrument that allows different configurations for each specific test setup AQ2200 Multi
37. vity 2 3 4 7 90 dBm 1300 to 1620 nm 85 dBm 1000 to 1300 nm 60 dBm 600 to 1000 nm Sensitivity HIGHS Maximum input power 3 20 dBm Per channel full range Maximum safe input power 25 dBm Total input power Level accuracy 4 6 0 4 dB 1310 1550 nm Input level 20 dBm Sensitivity MID HIGH1 3 Level linearity 0 05 dB Input level 50 to 10 dBm Sensitivity HIGH1 3 Level flatness 5 6 0 1 dB 1520 to 1580 nm 0 2 dB 1450 to 1520 nm 1580 to 1620 nm Polarization dependence 6 0 05 dB 1550 1600 nm 0 08 dB 1310 nm Dynamic Resolution 0 02 nm 55 dB Peak 0 2 nm 58 dB Peak 0 2 nm Typ 60 dB range 8 37 dB Peak 0 1 nm 45 dB Peak 0 1 nm Typ 50 dB Resolution 0 05 nm 73 dB Peak 1 0 nm 73 dB Peak 1 0 nm Typ 78 dB 62 dB Peak 0 4 nm 64 dB Peak 0 4 nm Typ 70 dB 45 dB Peak 0 2 nm 50 dB Peak 0 2 nm Typ 55 dB Resolution 0 1 nm 57 dB Peak 0 4 nm 60 dB Peak 0 4 nm Typ 67 dB 40 dB Peak 0 2 nm 45 dB Peak 0 2 nm Typ 50 dB Stray light suppression ratio 7 73 dB 76 GB Typ 80 dB Optical return loss Typ 35 dB with angled PC connector Applicable fiber SM 9 5 125 um GI 50 125 um 62 5 125 um Optical connector Optical input AQ9447 OL Connector adapter option required Calibration output AQ9441 AIL Universal adapter option required JL Connector type
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