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        • 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

          介紹反光目標(biāo)

          IntroductiontoReflectiveObjectivesMicroscopeobjectivesareoneofthemostrecognizablecomponentsofamicroscopedesign.Microscopeobjectivesmagnifyimagessotheycanbeviewedeasilybythehumaneyeviaaneyepieceorbyanimagingsystem(e.g.imaginglensandcamera).T...
        • 2017

          7-24

          顯微鏡和三色染色鏡的分析

          MicroscopyandtheAnalysisofaTrichromeStainWhenimagingbiologicalmaterial,moreoftenthannotitisextremelydifficulttodifferentiatebetweenvariousorganellesandtissues.Lightscattersdifferentlyfromeachstructure,butthechangeincontrastissoslightitbecom...
        • 2017

          7-24

          使用無限遠(yuǎn)校正目標(biāo)的管鏡

          UsingTubeLenseswithInfinityCorrectedObjectivesInordertocreateanimagewithaninfinitycorrectedobjective,atubelensmustbeusedtofocustheimage.Oneadvantagetousinganinfinitycorrectedobjectivewithatubelensisthattherecanbeaspacebetweentheobjectiveand...
        • 2017

          7-24

          選擇正確的測試目標(biāo)

          ChoosingtheCorrectTestTargetTesttargetsareusefulwhenevaluatingorcalibratinganimagingsystem'sperformanceorimagequality.Thiscouldincludetroubleshootingthesystem,certifyingorevaluatingmeasurements,aswellasestablishingafoundationtoensurethesyst...
        • 2017

          7-24

          機(jī)器視覺過濾

          FilteringinMachineVisionTherearemanydifferenttypesoffiltersinmachinevisionthatcanbeutilizedtoimproveorchangetheimageoftheobjectunderinspection.Itisimportanttounderstandthedifferenttechnologiesbehindthevarioustypesoffiltersinordertounderstan...
        • 2017

          7-24

          如何測量您的成像系統(tǒng)中的景深

          GaugingDepthofFieldinYourImagingSystemOvertheyears,wehaveansweredcountlessquestionsregardinglensperformance.Ofthosequestions,nonehavebeenmoredifficulttodefinethanrequestsfordepthoffield.Thereasonforthisdifficultyhasmoretodowiththevaguenesso...
        • 2017

          7-24

          調(diào)制傳遞函數(shù)簡介

          IntroductiontoModulationTransferFunctionWhenopticaldesignersattempttocomparetheperformanceofopticalsystems,acommonlyusedmeasureisthemodulationtransferfunction(MTF).MTFisusedforcomponentsassimpleasasphericalsingletlenstothoseascomplexasamult...
        • 2017

          7-24

          像素尺寸和光學(xué)元件

          PixelSizesandOpticsUnderstandingtheinterplaybetweencamerasensorsandimaginglensesisavitalpartofdesigningandimplementingamachinevisionsystem.Theoptimizationofthisrelationshipisoftenoverlooked,andtheimpactthatitcanhaveontheoverallresolutionoft...
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