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Inaninfinity-correctedopticalsystem,,theobjectivelensformsanintermediateimagebyitself.
PrincipleDiagramofInfinity-correctedOpticalSystemandFiniteCorrectionOpticalSystem
Infinity-correctedParalIelLightBeamEyepiece
OpticaISystem
ObjectLensTubeLensIntermediate
ImagePositicin
AdvantagesofInfinity-correctedOpticalSystem
Aninfinity-correctedopticalsystembasicallyhasthefollowingadvantagesbecauseaparallellightbeampassesbetweentheobjectivelensandtubelens.
,theparfocalpointremainsunchangedanddeliversnoimageshiftingoccurs.
Thetwoadvantagesabove-mentionedareextremelysignificantonesontheoccasionofconfiguringamicroscopeopticalsystem,andithasbeensaidforalongtimethat"aninfinity-correctedopticalsystemisanidealmicroscopeopticalsystem".Ifyoumakethemostoftheseadvantages,youcanconfigureanoptimalopticalsystembyoptionallytakinginandoutanintermediatelensunitwithintheparallelbeamsectionbetweentheobjectivelensandtubelens.
*TheparfocaldistanceofUIS2/UISobjectivelensis45mm,andthefocallengthofthetubelensis180mm.
FigureShowingtheAdvantagesofanInfinity-correctedOpticalSystem
Infinity-oorrectmdFiniteCorrection
OpticalSystemOpticaISystem
ObjectiveTubeObjective
LensLensLens