Vintage LW Scientific Microscope USBorne Science Experiments Book Set 1989

LP101-A 10.1 Inch 1200x Microscope - Student Experiments & Biological Studies

LED Illuminating 100X Magnification Microscope for Experiments and Observations

LP101-A 10.1 Inch 1200x Microscope - Student Experiments & Biological Studies

Ball Joint 35# Clamp Stainless Steel for Bottle Mouth Mounting in Experiments

Precision Adjustable Slit for Optical Experiments, Manual One-Way Fine Tuning