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.
Possibletranscriptionerrors are eliminated.
and the results are immediatelyshown on the LCD display.
This way “digital” getsheight and distancemeasurementverysimple.