Theodolite
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Name coined by the inventor combining the Greek words theaomai (to observe) and odos (road).
Contents |
Inventor
Leonard Digges
Historic Period
ca. 1570
Description
Instrument for architectural and topographical measurements. Developed by Leonard Digges and described by his son Thomas, the theodolite is a variant of the polymeter – having basically the same structure – which houses a compass for orientation in land surveying.
Bibliographical Resources
Digges, Thomas, A geometrical practical treatise named Pantometria, divided into three Bookes, Longimetria, Planimetria, and Sterometria..., London, 1571.
Existing Instruments
Firenze, Museo Galileo. Istituto e Museo di Storia della Scienza, inv. 149.
Firenze, Museo Galileo. Istituto e Museo di Storia della Scienza, inv. 1356.
Firenze, Museo Galileo. Istituto e Museo di Storia della Scienza, inv. 154.
Firenze, Museo Galileo. Istituto e Museo di Storia della Scienza, inv. 150.
Firenze, Museo Galileo. Istituto e Museo di Storia della Scienza, inv. 2528.
Firenze, Museo Galileo. Istituto e Museo di Storia della Scienza, inv. 240.
Firenze, Museo Galileo. Istituto e Museo di Storia della Scienza, inv. 584.
Firenze, Museo Galileo. Istituto e Museo di Storia della Scienza, inv. 3507.
Links (External)
http://masaccio:81/catalogue.museogalileo.it/indepth/Theodolite.html
Images
 Leonard Digges. A geometrical practise named pantometria. London, 1571: base del teodolite. |
 Leonard Digges. A geometrical practise named pantometria. London, 1571: scala altimetra del teodolite. |
Author of the entry: Filippo Camerota
