Inclined Compound Microscope (model TT-50) (grades 3–12)

This compound monocular microscope includes parfocal 4X, 10X, and 40XR (retractable) achromatic, color-coded objective lenses on rotatable nosepieces with positive click stops; 10X eyepieces; stage clips; substage illumination; disk diaphragms, and coarse and fine focus. It offers the bare basics. Recommended for low-use situations, not for years of general classroom use. Comes with a ten-year limited warranty.