The Monocular Biological Microscope is designed for precision and versatility in research, education, and professional use. Featuring achromatic objective lenses (4X, 10X, 40X, 100X) and a WF10X widefield eyepiece, this microscope offers magnifications from 40X to 1000X, making it suitable for a variety of biological and industrial applications. The coaxial coarse and fine focusing system allows for sharp, high-resolution imaging, while the large double-layer mechanical stage ensures easy and accurate slide manipulation. Equipped with a 20W halogen lamp, Abbe condenser with adjustable diaphragm, and color filter, this microscope delivers bright and clear illumination. Perfect for laboratories, schools, and jewelry inspection, this robust and user-friendly microscope is a valuable tool for students and professionals alike.