Radical Middle School‎ Microscope (PARTS ONLY)

Radical Middle School Microscope (PARTS ONLY) I know nothing about microscopes the top black piece in the picture I can't get to stay on not sure if I am doing something wrong or its tore up. So that's why it says parts only. No Slides this is microscope only. very heavy sturdy made microscope missing 1 optical glass lens. If you order on Fri Sat or Sun I will mail out on Monday.Thanks for stopping by! All reasonable offers welcome