Pentax TH-10WA complete set in the original fitted carrying case, including two precision units with interchangeable accessories. Intended for professional surveying, photogrammetry and industrial measurement applications. Manufactured circa 1983–1989. The set remains in good cosmetic condition with normal signs of age and use. Functionality has not been tested. A scarce piece of professional measuring equipment, suitable for collectors, surveyors and enthusiasts of scientific instruments.