>> P.197
MicrometerHeadsSERIES148—FineSpindleFeedof0.1mm/rev•Finespindlefeedingofjust0.1mm/rev(onefthcomparedwithstandardmodel).Suitableforextra-neadjustmentandpositioning.SPECIFICATIONSMetric•Externaldimensionsarecompatiblewithstandard0.5mmpitchheads.•Suitableforthenefeedingofprecisionstagesonsemiconductorequipmentandoptical-axisalignmentdevice.CodeNo.Range(mm)GraduationStemdia.(mm)(mm)SpindleSpindlepitchend(mm)StemPlain9.50.0020-6.5SphericalW/clampnut148-142-10148-143-10148-342-10148-343-10148-242-10148-243-10148-244148-245•Measuringface:Material/Alloytoolsteel,Hardness/60HRCormore,Lapped•Scalenishing:Satin-chromeplatedNote:Refertopage03-49fordetailsoftherecommendedmaximumloadinglimit.Spherical(SR1.5)W/clampnutW/clampnutW/clampnutSpherical0.004PlainPlainPlain63.5(SR4)(SR3)0-50.1MaximumpermissibleerrorJMPE(µm)Specialfeatures±2±5—Thicker&shorterthimbleSmallthimblediameterUnit:mmSR4ø5DIMENSIONSPlainStemSpindlePitchPitch=0.1mmPitch=0.5mmTypicalApplications•Semiconductor-waferpositioningmachineryandopticalcomponentalignmentunits,etc.•PrecisionX-Ytablepositioning•PrecisionadjustmentofmirrorinholderPrecisionadjustmentofmirrorinholder020100908033.5Fine-pitchhead(spindlepitch:0.1mm)Scale:6.5mmposition13(Operatingrange)9.520.5Standardpitchhead(spindlepitch:0.5mm)(58.5)Note:Whilethefine-pitchmicrometerheadhasameasuringrangeof6.5mm,thestandardheadhasalargerrangeof13mm.Whenreplacingastandardhead,thefine-pitchtypecanusethecommonrangeinthemiddleofthespindletravel.Thestandardandcompacttypesoffine-pitchheadareotherwisecompletelyinterchangeable.105045406.56.5056.5(Operatingrange)•Fixturethickness:6mm148-143-10Mass:34g():withspindlefullyretracted.03-3405SleevemarkerSetscrewø9.50-0.009ø14StemlocknutSphericalfaceø133.531.5(38)20100908049.5(17)23.5LocknutM9.5×0.5SR4ø505Sleevemarkerø133.531.5(38)201009080PlainstemSphericalfaceø9.50-0.009SetscrewComparisonofMountingDimensionsBetweenaFine-pitchHeadandaStandard-pitchHeadattheMid-rangeTravelPosition.(55)9.5(17)23.5148-142-10Mass:31g20.59.5Scale:3mmpositionStemLocknut
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