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技术文章

2017
7-24

Choosing the Correct Eyepiece
ChoosingtheCorrectEyepieceTheeyepieceisanintegralpartofanycompoundvisualsystem.Itspurposeistomagnifytherealimageformedbyanobjectiveorintermediaterelaysystem.Forthisreason,theeyepiecedesignaffectsthemagnification,imagebrightness,fieldflatnes...
2017
7-24

How to Choose a Magnifier
HowtoChooseaMagnifierSELECTINGTHERIGHTMAGNIFIERFORYOURPURPOSESTochoosethecorrectmagnifierforthejob,firstdeterminewhattoolsaretobeusedonthejob;thendeterminethesizeａndthecharacterofthesubject;ａndfinally,analyzetheobject'ssurfacecharacter.Then...
2017
7-24

介绍反光目标
IntroductiontoReflectiveObjectivesMicroscopeobjectivesareoneofthemostrecognizablecomponentsofamicroscopedesign.Microscopeobjectivesmagnifyimagessotheycanbeviewedeasilybythehumaneyeviaaneyepieceorbyanimagingsystem(e.g.imaginglensａndcamera).T...
2017
7-24

显微镜和三色染色镜的分析
MicroscopyａndtheAnalysisofaTrichromeStainWhenimagingbiologicalmaterial,moreoftenthannotitisextremelydifficulttodifferentiatebetweenvariousorganellesａndtissues.Lightscattersdifferentlyfromeachstructure,butthechangeincontrastissoslightitbecom...
2017
7-24

使用无限远校正目标的管镜
UsingTubeLenseswithInfinityCorrectedObjectivesInordertocreateanimagewithaninfinitycorrectedobjective,atubelensmustbeusedtofocustheimage.Oneadvantagetousinganinfinitycorrectedobjectivewithatubelensisthattherecanbeaspacebetweentheobjectiveａnd...
2017
7-24

选择正确的测试目标
ChoosingtheCorrectTestTargetTesttargetsareusefulwhenevaluatingorcalibratinganimagingsystem'sperformanceorimagequality.Thiscouldincludetroubleshootingthesystem,certifyingorevaluatingmeasurements,aswellasestablishingafoundationtoensurethesyst...
2017
7-24

机器视觉过滤
FilteringinMachineVisionTherearemanydifferenttypesoffiltersinmachinevisionthatcanbeutilizedtoimproveorchangetheimageoftheobjectunderinspection.Itisimportanttounderstandthedifferenttechnologiesbehindthevarioustypesoffiltersinordertounderstan...
2017
7-24

如何测量您的成像系统中的景深
GaugingDepthofFieldinYourImagingSystemOvertheyears,wehaveansweredcountlessquestionsregardinglensperformance.Ofthosequestions,nonehavebeenmoredifficulttodefinethanrequestsfordepthoffield.Thereasonforthisdifficultyhasmoretodowiththevaguenesso...
2017
7-24

调制传递函数简介
IntroductiontoModulationTransferFunctionWhenopticaldesignersattempttocomparetheperformanceofopticalsystems,acommonlyusedmeasureisthemodulationtransferfunction(MTF).MTFisusedforcomponentsassimpleasasphericalsingletlenstothoseascomplexasamult...
2017
7-24

像素尺寸和光学元件
PixelSizesａndOpticsUnderstandingtheinterplaybetweencamerasensorsａndimaginglensesisavitalpartofdesigningａndimplementingamachinevisionsystem.Theoptimizationofthisrelationshipisoftenoverlooked,ａndtheimpactthatitcanhaveontheoverallresolutionoft...

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