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The United StatesDJ6-2 optical theodoliteTrustworthy unit

作者: Deruite Industry 发布时间: 2019-07-11 21:04:38

The United StatesDJ6-2 optical theodoliteTrustworthy unitTransitaccordingtothedialscaleandthedifferentwayofreading,dividedintoelectronictheodoliteandopticaltheodolite.Atpresent,themainuseopticaltheodoliteandelectronictheodolite,cursortheodolitehasalreadybeeneliminated. Opticalmatrixofverticalandhorizontalcircledialwithglass,aroundintheplaneofthecircleedgeengravedwithequallyspacedpointsandlines,linespacingbetweentwoadjacentpointstothecentralAngleiscalleddialvalue,alsocalledsmalllatticevalueofthedial.

TheodoliteisakindofAnglemeasuringinstrument,itisequippedwithatelescope,thehorizontalcircleandreadingsoftheindex,theverticalscaleandindexofreading. Theodoliteiswestsen(Sisson)bythemechanicaboutfirstdevelopedin1730,afterformingtheimprovement,theformalusedinBritishgeodesy. In1904,Germanybegantoproduceglassdialtheodolite.Withthedevelopmentofelectronictechnology,the60selectronictheodolite.Onthisbasis,the70smadetheelectronicmeasuringinstrument.

Prism,akindofbybothtwointersecteachotherunparallelplaneoftransparentobjects,tolightordispersioninthebeam. Prismisthetransparentmaterial,suchasglass,crystal,etc.)madeofsolid.Itiswidelyusedinopticalinstruments.Prismaccordingtoitsnatureandpurposecanbedividedintoseveralkinds. Inthespectruminstrument,forexample,thecompositelightisdecomposedintospectraldispersionprism,iscommonlyusedisequilateralprism;Atperiscope,binocularsandotherinstrumentsinthechangeindirectionofthelight,

NowonthemarketLuoPanyouthree,respectively,threeyuancompass,sanhesanhecompositecompasscompassandthreeyuan.Learnwhentoselectthreeyuanfengshuisanhecompositeforthecompass. Intheshapeofthecompassfortheforeignparty,andwithinthecompassofyuantongplaterotation,around,roundmusthave360°scaleandinforeignaroundthefourhavetwofixedcrossgeographic.

Inaelectronictheodoliteandmeasuringpoint.Themainpurposeofthisstepistomakethecenteroftheelectronictheodoliteandmeasuringonsiteislocatedinthesameverticalline. Specifictotheoperation,thebracketofmobileelectronictheodolite,screwrotationofelectronictheodolitefoot,makeelectronictheodolitetomarkalignmentmeasurementinsite.

thecrosshairmostclearly.Accordingtoloosenthefixedscrew,rotatethetelescope,makedoorsandinteriorconnectiononthelevelruler,tightenthefixedscrew.Finallyturnthelightoftheobjectivespiral, makethelevelrulerclearlyonthecrosshairplane,toturnthemicroscrew,makelevelrulerlikeonthecrossononesideoftheverticalwire.

toensuretheaccuracyoftestplate.Ifyoudon'tuseforalongtime,canusebutterandthencoveredwiththepaper,itisimportanttoensurethesurfaceoftheplatformdoesnotrust.

butthismethodisnotabletoachievethebesteffect,becausethisistohavealotofvariabilityandrandomness. Measuringinstrument,whichhasthefunctionofautomaticopensource,thisfeatureismainlyaccordingtothelightsourcebrightness,ifthebestimagedetailisoneofthemostabundantfeaturestothestrengthoftheconcretetodeterminethebestlight.