WebA theodolite is a precision instrument for measuring angles in the horizontal and vertical planes. Theodolites are used mainly for surveying applications, and have been … The term transit theodolite, or transit for short, refers to a type of theodolite where the telescope is short enough to rotate in a full circle on its horizontal axis as well as around its vertical axis. It features a vertical circle which is graduated through the full 360 degrees and a telescope that could "flip over" ("transit the … See more A theodolite is a precision optical instrument for measuring angles between designated visible points in the horizontal and vertical planes. The traditional use has been for land surveying, but it is also used extensively for See more Historical background Prior to the theodolite, instruments such as the groma, geometric square and the dioptra, and various other … See more In modern electronic theodolites, the readout of the horizontal and vertical circles is usually done with a rotary encoder. These produce signals indicating the altitude and … See more • Cinetheodolite • Dumpy level • Inclinometer • LIDAR • Macrometer • Plane table See more Preparation for making sightings Temporary adjustments are a set of operations necessary in order to make a theodolite ready for taking observations at a station. These include its setting up, centering, leveling up and elimination of parallax, and are … See more There is a long history of theodolite use in measuring winds aloft, by using specially-manufactured theodolites to track the horizontal and vertical angles of special weather balloons … See more A gyrotheodolite is used when the north-south reference bearing of the meridian is required in the absence of astronomical star sights. This … See more
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WebB I. Vernier Theodolite: For reading the graduated circle if verniers are used, the theodolite is called a vernier theodolit. II. Whereas, if a micrometer is provided to read the graduated circle the same is called as a Micrometer Theodolite. Vernier type theodolites are commonly used. Uses of Theodolite Theodolite uses for many purposes, but ... photo media player
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WebApr 10, 2024 · Two types of graduated circles are provided namely the vertical graduated circle and horizontal graduated circle for measuring the angles. 6. Parts of a Theodolite in Surveying A theodolite consists of a small telescope that is mounted on it. The telescope consists of sight on the top of it that is used to align the target. WebA typical theodolite surveying follows the below procedure: Mark the station on the ground using a stake or surveyor’s needle, above which the theodolite is planned to be placed. Place the tripod over the station. The … Webtheodolite— A precision surveying instrument consisting of an alidade with a telescope. It is mounted on an accurately graduated circle and equipped with levels and reading devices. Sometimes, the alidade carries a graduated vertical circle. See also theodolite, digital; theodolite, direction instrument; theodolite, repeating. how does impurities affect melting point