Description

micrometer

and a motor accessory

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

Designed to measure Planck's constant through the photoelectric effect

Double Convex Glass Lens, 75mm Diameter, 200mm Focal Material_Rubber micrometerOptically 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

We offer a 30-day return/exchange service after receiving.
Final sale items are not eligible for returns or exchanges.
To process your return/exchange, please contact us at [email protected]
Please click here for more details>>> Return & Exchange Policy

Double Convex Glass Lens, 75mm Diameter, 200mm Focal Material_Rubber micrometer

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