The TELMU 40X-1000X compound monocular microscope, model XSP-75, is a high-quality scientific instrument designed for precise and detailed viewing of microscopic objects. As a part of the collectables category, this microscope is not only a practical tool for scientific observation but also a unique piece for collectors interested in microscopes and scientific instruments. With magnification ranging from 40X to 1000X, this microscope offers a comprehensive viewing experience for enthusiasts and professionals alike.