One used ($60) and one never opened ($70) AmScope M500 Series Monocular Compound Microscope with the MD500 5MP Live Color Image camera, USB2 connector to laptop
From the manufacturer: The M500-LED microscope is designed as an entry-level model suitable for classrooms and clinics. It features DIN industry-standard optics, accommodating a variety of objective lenses and eyepieces, including a 100X oil-immersion objective for high magnification. The microscope's traditional layout is user-friendly for students and beginners, with a 360° rotatable head for flexible viewing. Interchangeable eyepieces enable adjustable magnification and support for cameras to view images on external displays. The microscope offers 4 magnification levels from 40X to 1000X, extendable to 2500X with optional accessories. Its achromatically corrected lenses enhance resolution and color accuracy, while the stage includes clips for securing slides. Independent coarse and fine focus knobs ensure precise adjustments, and a limit-stop mechanism prevents lens and slide damage during use.