Theodolite - Sté des Lunetiers , équerre d’arpenteur Ancien laiton - 1880-1900 - France

Old theodolite – pivoting surveyors' square in brass – around 1880–1900 Sté des Lunetiers

Superb old brass theodolite / surveyors' square, dating from the late 19th century or very early 20th century (circa 1880–1900).
This surveying instrument was used by surveyors and engineers to trace or verify right angles on the ground, before the generalization of modern optical theodolites.
with its box .

The cylindrical body features several 90° sighting slots and a circular graduation engraved at its base.
Entirely made of solid brass, the instrument shows a beautiful patina of time, testifying to its age and quality of manufacture.
A beautiful antique scientific instrument, decorative, perfect for a collector or enthusiast of engineering objects (microscope, sextant, compass, steampunk).