Topcon GPT-3100N Series.
The Topcon GPT-3100N Series is the high end of Topcon's Total Station range without running Windows CE.
The Topcon GPT-3100N Series is available in 2, 3, 5 and 7" accuracies. The 2, 3, and 5" versions all have a dual axis compensator fitted.
These Total Stations feature a multi pulse laser system. This means that the Topcon GPT-3100N Series has increased measuring capabilities and can measure up to 350m without a prism.
