Instruments for measuring angles, heights and distances on the ground, used to lay out roads, canals and buildings. A member belongs here when the cited article describes it as a surveying or angle measuring instrument. The group is one of the groupings under this field in the Technology Atlas, and each member keeps its own entry with its own cited sources and its own place in the field. Its members appear in the Browse By view for the field, so a reader can move from this group to each member entry and to the sources cited there.
All Surveying Instruments
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Dioptra (Wikipedia)
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A dioptra (sometimes also named dioptre or diopter, from Greek: διόπτρα) is a classical astronomical and surveying instrument, dating from the 3rd century BC. The dioptra was a sighting tube or, alternatively, a rod with a sight at both ends, attached to a stand.
Groma (Wikipedia)
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Groma may refer to: Groma language, spoken in Southeast Asia Groma (surveying), the principal Roman surveying instrument Groma Büromaschinen, an East German manufacturer of typewriters == See also == Krama, a sturdy traditional Cambodian garment with many uses, including as a scarf
Quadrant (instrument) (Wikipedia)
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A quadrant is an instrument used to measure angles up to 90°. Different versions of this instrument could be used to calculate various readings, such as longitude, latitude, and time of day.
Theodolite (Wikipedia)
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A theodolite () is a precision optical instrument for measuring angles between designated visible points in the horizontal and vertical planes.
Total station (Wikipedia)
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A total station or total station theodolite is an electronic/optical instrument used for surveying and building construction.
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