Eastern AsiaprofessionalMARS22TmonopolyClick to learn moreThestructureofthetheodolite(commonparts): 1.Thetelescopebrakescrew2.3.Thetelescopemicroscrew4.Level5.Brakinglevelmicroscrew6.Feetspiral7.Opticalsight8.Thefocusoftheobjective9.Theeyepiecelens10.Dialreadingmicroscopefocusing11.Verticaldiskindicatortubelevelmicrospiral12.Opticalabout13.Thebasecirclelevel14.Instrumentbase15.Verticaldial16.Verticalscaleaccordingtospiegel17.Departmentofsightingtubelevel18.Thehorizontalcirclepositiontransformationthehandwheel

Mainsectionistriangularprism.Prismhastworefractor,theycalledvertexAngle,AngleofdipAngleontheplaneforthebottom. Accordingtothelawofrefractionoflightthroughaprism,thetwotowardthebottombending,emergentlightandincidentlightAngleqiscalledtheslantAngle. ItssizeisdecidedbytherefractiveindexnandincidentAngleofprismmediumI,whenIfixed,differentwavelengthsoflighthavedifferentbendingAngle,bendingAngleisbiginthevisiblelightpurplelight,smallredlight.

Skillsshootingoftencannotleavethetripodhelp,suchasnightshooting,macrophotography,etc.Isthemainfunctionofthetripodcanstablecamera,inordertoachievesomephotographiceffect. Useatripodincommonisthelongexposure,theuserifyouwanttotakepicturesofsurgeofnightsceneortrack,needtoincreasetheexposuretime,thistime,thedigitalcameracan'tshake,isneedsthehelpofatripod.

Electronictheodoliteleveling.Theelectronictheodolitelevelingitisjusttomaketheelectronictheodolitehorizontalcircleinahorizontalposition.Concretelevelingoperationis:firstexpansionbetweenthelegs,makelevelingbubblecenteredroughlycentered,andthenadjustlevelknob,exactlevelbubbleinthemiddle. Electronictheodoliteaimandreadings.Thisstepismainlydividedintotwoparts.Parstaget,theeyepieceopticalelectronictheodolite,thenatthetarget,byadjustingtheeyepieceisclearobjectives.

1,electronictheodoliteerectioninstrument: Placethetheodoliteinthehead,makeheadlevel,tightenthescrewconnection. 2,to: Thepurposeistomaketheinstrumentcenterandthesiteislocatedinthesameverticalline.Canmovethefootrack,screwrotatingfeetmakeaccurateaimedatthecenterofthetessefsignin. 3,leveling: Electronictheodolitepurposeistomaketheinstrumentverticalaxisvertical,horizontalcircle.AccordingtothedefinitionofthehorizontalAngle,

Theodolitecanonlybeusedtomeasurehorizontalviewpointsandstraightviewpoint,notmeasurementinterval,tomeasureintervaltoaddarangefinder,perhapswithatransferstation,isthroughtheinfraredreflectionmeasurementinterval,engineeringmeasurementpay-offincommonuse, theaccuracyandprecision.Pricedoesnotpoor,ofcourseusuallydomestictheodolite,whataretheuseoftransitusetheodolitefirst?Whatistheusefulnessoftheodolite?UsetheodolitefortheverticalAngleoftheusefulnessofwhat?

asanewtechnologyoranewproductresearchanddevelopmentproduction,capitalinvestmentisquitelarge,someenterprisestocapitalinvestment, andadoptthemodeofusingthetechnologyofothers,thisleadstoadomesticprofessionaltechnologylagbehind.Inevitablealongperiodoftimeofderailmentandinstrumentationindustry,newproductnewforeigntechnologymonopolyofinstrumentandmeterindustryinChina.

Wirelessdatatransceiverwhichgenerallyhaveafewbasiccomponents?Inthecaseofwirelessdatatransceiver,introduceitsstructure. Wirelessdatatransceivergenerallyconsistsofatransmitter,areceiver,phase-lockedloop,basebandprocessingandmodem,CPU,RS-232orRS-485interface,etc. Thebasicfunctionofeachcomponentisasfollows:

Thenavailablerighthandrotationtiltingattheendsofthespiralairbubbleslikefullymeet,instrumentcanprovideahorizontallineofsight,tomeetthedemandofthebasicprincipleoflevelmeasurement.Note:themovingdirectionofbubbleslefthalf, alwaysdonotagreewiththedirectionoftherightthumb. 5.Readingwithacrosshair,readthereadingonthelevelruler.Levelismorelikeatelescope,top-downreadingsshouldbeundertaken.

Measuringinstrumentvarietyinlifeandplaysanimportantroleintheconstructionof,withthedevelopmentofthesociety,varietiesofameasuringinstrumentisalsomoreandmore, inallfieldsofvariousmeasuringinstrumentsareprovideimportantdataforpeople,forthecreationofthepeople'slifeandindustryhavebroughtnotdismiss,thecontributionofthepeopleareinseparablefromthemeasuringinstrument,peopleneedthem.