Description

and tubing

and storage between uses at the laboratory bench

micrometer

with a 0 to 20 second reaction window for sanitation and food-safety checks

Electromagnet-driven at approximately 80Hz with a captive thumbscrew on one prong for Melde's experiment

Double Convex Glass Lens, 75mm Diameter, 200mm Focal Material_Rubber and tubingOptically worked, spherically ground, and edge polished, this double convex converging lens gathers parallel light to a single focal point for bright image formation demonstrations.

Exchange/Return Notes

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Double Convex Glass Lens, 75mm Diameter, 200mm Focal Material_Rubber and tubing

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