Device for measuring internal and external right angles of building based on laser

The utility model relates to the technical field of measuring tools, and discloses a laser-based building internal and external right angle measuring device, which comprises a main body, the main body comprises a reference surface and a target reference surface, the reference surface is attached to...

Ausführliche Beschreibung

Bibliographische Detailangaben

Hauptverfasser:	LI JIANFENG, ZHU JIAJUN, LIN HUANG, CUI QINGKE, ZHU YANCHAO, AN JIAN, LI HUAFENG
Format:	Patent
Sprache:	chi ; eng
Schlagworte:	GYROSCOPIC INSTRUMENTS MEASURING MEASURING DISTANCES, LEVELS OR BEARINGS NAVIGATION PHOTOGRAMMETRY OR VIDEOGRAMMETRY PHYSICS SURVEYING TESTING
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