Amazon.com: MAXLAPTER Microscope Kit for Kids 8-12 with Prepared Slides, 100-1000X Professional Compound Microscope for Kids Students with Mechanical Stage, Optical Glass Lenses, 10 Slides, Filter, Phone Adapter : Toys & Games
40X-1000X Portable LED Monocular Student Microscope – Microscope Central
OMAX 50X-787.5X Trinocular Ore Petrographic Polarizing Microscope w Be – Microscope Central
How microscopes magnify — Science Learning Hub
What Kind of Lens Is Used for a Microscope? | Sciencing