Topcon全站仪: The compact, lightweight design of the ES series has all the functionality you need for day to day tasks. With a 300m working radius you can drive this entry level total station from the hand-held field controller, and focus on the task at hand. Also referred to as a two-operator economical robotic solution, LongLink™ technology in our ES series enhances flexibility in traditional field operations. And your investment remains current and connected in the event of device removal or loss

Ltekonline are the manufacturers of Topcon Total Station used to demonstrate engineering principles in Engineering Colleges, Engineering Schools andSurvey Instruments and Accessoriesfor Engineering Teaching Lab in Universities