The United StatesDJ6-2 optical theodoliteTrustworthy unit Electronictheodoliteleveling.Theelectronictheodolitelevelingitisjusttomaketheelectronictheodolitehorizontalcircleinahorizontalposition.Concretelevelingoperationis:firstexpansionbetweenthelegs,makelevelingbubblecenteredroughlycentered,andthenadjustlevelknob,exactlevelbubbleinthemiddle. Electronictheodoliteaimandreadings.Thisstepismainlydividedintotwoparts.Parstaget,theeyepieceopticalelectronictheodolite,thenatthetarget,byadjustingtheeyepieceisclearobjectives.

Theodolitejingping:rotatingscrewfeet,makethetubelevelbubbleinthemiddle. 4,electronictheodoliteaimandreading: (1)theeyepiecelight:eyepiecelenstomakethecrosshairisclear. (2)theaimandobjective:lightcrudeatgoal,thefocusoftheobjectivemakecleargoals.Payattentiontoeliminatetheparallax.Aimingattarget.

Dialengravedwiththedistanceofthelightandshade,thedistanceandthewidthofthevisualdesignrequest.DialwithapertureonLR,LS,apertureequippedwithlightemittingdiodetogenerateelectricity. Whendialturns,fixedapertureofphotoelectricdiodetoacceptfromtheledsarealightsignal,signallightandshadeafewwillbeamarkofthedialsizerotation.

Ithasalotofthebirthofnewtechnology,includedigitalmodelprocessing,etc.,incanplayalargeroleinproductdesignandproduction,stableandreliable. Theimageistorelyonartificialtooperatemanually,opticalmicroscopewillenlarge,throughcomputerprocessing,finallyitisconcludedthatthegeometricmeasurements. Comparedwiththeadvancedautomaticimage,directlycontrolledbycomputersystem,donotneedartificialtooperate,moreaccurateandconvenient,isalsothetrendofthefutureislikelytoreplaceothermeasuringinstrument.

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