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

A theodolite is a precision instrument used for measuring angles both horizontally and vertically. Theodolites can rotate along their horizontal axis as well as their vertical axis.

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 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, …

A theodolite is a precision optical instrument used to measure vertical and horizontal angles. It consists of a movable telescope that can rotate and pivot on the horizontal and vertical axes.

What is a Theodolite? A theodolite is a precision surveying instrument used to measure horizontal and vertical angles. It is widely used in land surveying, civil engineering, and construction projects. …

Feb 16, 2026 · 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 …

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 …

To fulfill the purpose of a specific one must choose the right type of theodolite for the surveying. Different theodolite types are discussed in the following segments.

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, …