New TL-Series Theodolites Thanks to the use of special alloys, Topcona#39;s new TL- series of theodolites weighs in at only 7.3 lbs. each. So theya#39;re easier ... TL-10E gives direct digital readings to 10aquot;, TL-20E to 20aquot;, TL-60E to 60aquot;. Horizontal andanbsp;...
|Title||:||Surveying and mapping|