- ThispaperdealswithaninvestigationofintensitydistributionofthepartiallycoherentBesselbeamsfocusedbyanaperturelens.Thispaperfocusesonfourmaintypesofaxial-symmetricalelectrostaticlens:filmaperturelens,double-cylinderimmersionlens,convexlensandimmersiono...
- 15460
- Fibersofferexceptionaltransmissionintightbends,withahighcore-to-cladratioandnumericalapertureof0.37.Theinventioncanrealizethenondestructivecopy,extendtheoperatinglifeofthemasterC.D.andselectingthelargenumericalaperturetomeettherequirementforcopyingC....
- 19723
- Thephotosensitivepadforstamphassmallaperturesize,highhomogeneityandstableproductqualityandcanmeetrelevantrequirement.Soyouhavethesetwoparameters,shutterspeedandaperturesize,bothofwhichdoessentiallythesamething:controlhowmuchlightgetsin.Nowinparttwowe...
- 28182
- Theaperturerestrictorisanimportantcomponentinthehydrostaticsupportsystem.Thestructuredesignandcalculationandapplicationoftheaperturerestrictorwithsimplestructure,easyassemblyandreliableusageareintroduced....
- 14471
- Figure1illustratestheprinciple,butforatriangularaperture.Beamqualitycharacterizationofsuper-Gaussianbeamspassingthroughasphericallyaberratedlenswithanannularrectangularaperture...
- 10106
- 1、LinkageBackboard-Open-and-ClosedMechanismofBigApertureinDumpTruck2、DesignandConstructionontheRailwayAerialPlanofJackingtheBigApertureFramedBridge3、StudiesonShutoffAgentAppliedtoLooseGritstoneReservoirwithBigApertureofHighTemperatureandHighSalt;...
- 5897
- aperturemasktricolorkinescopeAnaperturemaskassemblyincludesarotatableframeandamaskhavingapertures....
- 17085
- Adjusttheshutterspeedandaperture.Thisallowsyoutocontroltheexposureandapertureyourself.Atanygivenmagnification,thelargertheaperture,thebrighterandsharpertheimagewillbe.Thisistheratioofthefocallengthofthetelescopetoitsaperture.Thesyntheticapertureradar...
- 19278
- 1、Biomechanicalstudyoftitaniumalloycageimplantationforthelargeaperturecoredecompressionoffemoralhead2、一種磁心,通常用於非破壞*讀出,有兩個或多個孔可以穿導線,以便產生一個以上的磁路。同multipleaperturecore。...
- 10128
- Itspracticalityeffectiveapertureratiohasbeenimprovedtoabout92.8%,consequentlytheconcen-trationefficiencyofmicrolensarrayisincreased.EffectofcutterheadcompressingthefrontsoilandinfluenceofheadapertureratiooncontactpressureofEPBshieldtothefrontsoil...
- 10472