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

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, …

Nov 4, 2025 · The theodolite consists of a telescope pivoted around horizontal and vertical axes so that it can measure both horizontal and vertical angles. These angles are read from circles graduated in …

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 …

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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 …

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 …

The theodolite is an instrument that can measure both horizontal and vertical angles, which allows surveyors to “triangulate” the position of objects in a specific area.

A theodolite is a precision instrument used to measure horizontal and vertical angles in surveying, engineering, and navigation. It consists of a telescope mounted on a rotating base, allowing users to …