尤物99国产成人精品视频,女人野外做爰A片妓女

產(chǎn)品目錄

光學(xué)儀器

光阱光擋

偏振分析

光束分析

激光擴(kuò)束

激光防護(hù)

激光校準(zhǔn)

其他儀器配件

光纖放大

激光衰減器

紅外光源

激光調(diào)制

氣體檢測

光電探測

激光器

紅外顯示卡

紅外觀察儀

激光能量計(jì)

激光功率計(jì)
光譜儀器

光譜分析儀

光源

拉曼檢測

拉曼探頭

采樣附件

光纖光譜儀

拉曼光譜儀

熒光檢測
光學(xué)元件

波片薄膜

反光膜

過濾器

增強(qiáng)膜

保護(hù)膜

過濾片

籠板

偏光膜

光束整形

分離器

波片

透鏡

光柵

分光鏡

合束鏡

濾光片

窗口片

棱鏡

分劃板

激光元件

偏振元件

反射鏡

深紫外LED
光機(jī)械

鏡座

組件

光學(xué)平臺

位移臺

零件

光闌針孔

支架

轉(zhuǎn)輪

旋轉(zhuǎn)臺

固定器

光學(xué)安裝座

適配器
光纖器件

光纖組件

單模光纖

光纖準(zhǔn)直器

液芯光導(dǎo)

光纖光柵

光纖探頭

多模光纖

光纖跳線
光學(xué)成像

測試標(biāo)板

照明光源

快門

目鏡

工業(yè)相機(jī)

紅外鏡頭

變焦鏡頭

顯微物鏡

定焦鏡頭

紫外鏡頭

展開

推薦產(chǎn)品

你的位置：首頁 > 技術(shù)文章

技術(shù)文章

2017
7-24

了解中性密度濾鏡
UnderstandingNeutralDensityFiltersNeutralDensity(ND)filtersaredesignedtoreducetransmissionevenlyacrossaportionofaspecificspectrum.NDfiltersaretypicallydefinedbytheirOpticalDensity(OD)whichdescribestheamountofenergyblockedbythefilter.Ahighop...
2017
7-24

Fundamentals of Lasers
FundamentalsofLasersHowDoTheyWork?Thebasicstructureofanylaserisbasedonanactivemedium(eitheragasorsemiconductor)containedbetweentworeflectors.Alaser'sreflectorscontainlightbyoscillatingitthroughamediumrepeatedlyallowingtheenergytobuildupwith...
2017
7-24

Laser Damage Threshold Testing
LaserDamageThresholdTestingLaserDamageThreshold(LDT),alsoknownasLaserInducedDamageThreshold(LIDT),isoneofthemostimportantspecificationstoconsiderwhenintegratinganopticalcomponentsuchasamirrorintoalasersystem.Usingalaserinanapplicationoffers...
2017
7-24

Understanding Spatial Filters
UnderstandingSpatialFiltersSpatialFiltersaredesignedtobeusedwithlasersto"cleanup"thebeam.Oftentimesalasersystemdoesnotproduceabeamwithasmoothintensityprofile.InordertoproduceacleanGaussianbeam,aspatialfilterisusedtoremovetheunwantedmultiple...
2017
7-24

量子級聯(lián)激光器和應(yīng)用
QuantumCascadeLasersａndApplicationsContentCourtesyofDaylightSolutionsDaylightSolutionsQuantumCascadeLasers(QCLs)werefirstdemonstratedin1994bytheBellLabsTeamheadedbyJér?meFaistａndFedericoCappasso.[1]TheopticalphysicsofQCLsdifferfromthatofoth...
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...

共 308 條記錄，當(dāng)前 23 / 31 頁首頁上一頁下一頁末頁跳轉(zhuǎn)到第頁

国产熟女一区二区三区五月婷,人妻少妇偷人精品无码,欧美成人在线视频,欧美巨鞭大战丰满少妇