Topcon is a public company that was founded in 1932. The Headquarters are in Tokyo, Japan. They produce optical equipment for cameras and related products.
The TopCon lasers are used in the construction industry These lasers are used as positioning equipment and are used by surveyors, civil engineers, construction contractors and equipment operators.
One can purchase Topcon Lasers at Amazon or other bidding websites. Or you can go to one of their many stores and buy one yourself for a reasonable price.
Topcon
manual topcom gts 603
Topcon's GPS equipment software allows for specification in terms of both particular location data as well as survey/line establishment and leveling adjustments.
Errors E60's are abnormalities of the EDM (electronic distance measurement system). Repair is required, accordind to the Topcon GTS 810 Series Manual.
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