Surveying instruments
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Surveying Instruments. A surveyor ’s level : a revolving telescope on a tripod. It is fitted with cross hairs ,. a nd spirit level. It is used by surveyors in finding points of identical elevation. Automatic digital level uses barcode technology.

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Presentation Transcript
Surveying instruments

SurveyingInstruments


A surveyor s level a revolving telescope on a tripod
A surveyor’s level: a revolvingtelescope on a tripod


It is fitted with cross hairs
Itisfittedwith cross hairs,


A nd spirit level
and spiritlevel


It is used by surveyors in finding points of identical elevation
Itisusedbysurveyors in findingpointsofidenticalelevation


Automatic digital level uses barcode technology
Automaticdigitallevelusesbarcodetechnology


To get an elevation measurement from a special level rod
Togetanelevationmeasurementfrom a speciallevelrod


This produces a direct electonic reading and storage of data about elevation
Thisproduces a directelectonicreading and storageof data aboutelevation…

Possibletranscriptionerrors are eliminated.


More expensive than a standard high quality automatic level
More expensivethan a standard high qualityautomaticlevel.

  • New digitallevelshavebeenfurtheremployedexpandingtheirmemory.

  • Whenyouhavemeasuredheight and distance, allyouhaveto do isaim a specialcode staff


Then you press a single key
Thenyou press a single key

and the results are immediatelyshown on the LCD display.

This way “digital” getsheight and distancemeasurementverysimple.


This system can be used a s long as the cross hair is visible
This system can beusedas long as the cross hairisvisible

  • In low light conditions

  • In verybrightsunshine


These instruments have been designed
Theseinstrumentshavebeendesigned

  • toprovideaccurancywhichdoesn’t change in adverseenvironments


Heat shimmer
Heatshimmer


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