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TS-E1: |
Class 1 level approved by Geographical Survey Institute
of Japan. Most suitable for level surveying at high
accuracy and precision measurement. |
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TS-3A: |
Class 3 level approved by Geographical Survey
Institute of Japan. Standard survey work level with
a high-performance waterproof telescope and a 40″/2mm
bubble tube. |
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TS-3B: |
A level for execution with a waterproof telescope
0.5m in minimum focusing distance and lighting device.
Suitable for construction works. |
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