Theodolite - Ancien niveau à collimateur / éclimètre Indéréglable , optique topographique , - 1890-1900 - France - Ancien , militaire , rare , scientifique

Old collimator/inclinometer level, portable “Inadjustable – Registered Model,” a precision instrument intended for surveying, geodesy, leveling, and inclination measurement. Beautiful antique construction in brass and blackened metal, featuring an internal optical system with a reading window and knurled adjustment elements. This compact instrument was used by surveyors, engineers, and public works professionals for field surveys and slope control. A beautiful antique scientific piece showing a natural patina, brass wear, and signs of use consistent with its age. An interesting item for collectors of topographic, geodetic, scientific instruments and old engineering equipment. Suggested dating: around 1880–1910.

A fine antique scientific instrument, both functional and decorative, perfect for a collector or admirer of objects. Optical equipment used by military engineering for topography and artillery. Vintage workshop/science decor (microscope, sextant, compass, telescope, lens, monocular, marine compass) or for display. An excellent example of French precision equipment.
A fine antique scientific instrument, both functional and decorative, perfect for a collector or admirer of objects. Optical equipment used by military engineering for topography and artillery. Vintage workshop/science decor (microscope, sextant, compass, telescope, lens, monocular, marine compass) or for display. An excellent example of French precision equipment.