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《Journal of Shantou University(Natural Science Edition)》 1990-01
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DI 1000 Distomat in the Application of Topographic Surveying

Wei Yongzhe  
DI1000 is a small, light, precisional and easily-used distometer. Beside. the keyboard can display the data of horizontal distance, height difference.vertical angle and horizontal angle. This article indicates the methods and processes in 1: 500 topographic surveying in Shoutou University. It has been successfully used, with a surveying plane table instrument in survey traverse net and topographic points. The practical results estimate that we can achieve the effective results.which are high are precision,extensive surveying range, high speed.
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