A theodolite (/ θiˈɒdəˌlaɪt /) [1] is a precision optical instrument for measuring angles between designated visible points in the horizontal and vertical planes.

How Does a Theodolite Work? A theodolite works by combining optical plummets (or plumb bobs), a spirit (bubble level), and graduated circles to find vertical and horizontal angles in surveying. An …

May 10, 2025 · A theodolite is a precision instrument used in surveying and engineering to measure horizontal and vertical angles. It plays a crucial role in construction, topographic surveys, and …

Nov 8, 2024 · A theodolite survey is a method used to measure highly accurate horizontal and vertical angles, distances and elevations with precision. This technology has developed over centuries, …

theodolite, basic surveying instrument of unknown origin but going back to the 16th-century English mathematician Leonard Digges; it is used to measure horizontal and vertical angles. In its modern …

May 6, 2025 · A theodolite is a highly accurate surveying instrument used to measure angles in the horizontal and vertical planes. It consists of a small telescope mounted on a base that can be rotated …

What is Theodolite? Theodolite is a measurement instrument utilized in surveying to determine horizontal and vertical angles with the tiny low telescope that may move within the horizontal and …

Aug 12, 2025 · Theodolite operation is based on the exact measurement of angles and their geometry. This is a crucial instrument for surveying, engineering, and building since it enables precise …

Nov 20, 2024 · A theodolite is a precision instrument used for measuring angles in horizontal and vertical planes. It is extensively used in surveying, engineering, and construction to establish points …

The theodolite was used to measure horizontal and vertical angles, and it remained the backbone of geodetic surveys from the 1800s until the early 1980s. Basic use of a theodolite required that the …