Description

available in 110V/60Hz and 220V/50Hz input versions

Compact mini DC motor on a molded ABS base

5% accuracy on a 60mm scale

237kg hooked masses for measuring spring extension under load and calculating spring constants

Studies oblique collisions between steel balls on a flat surface

Double Convex Acrylic Lens, 89mm, 20cm Focal Length, Clear and Frosted Subject_Zoology available in 110V/60Hz and 220V/50HzAcrylic double convex lens at 89mm with one clear face and one frosted, 20cm focal length, the frosted side acting as a screen for projected real image observation.

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 Acrylic Lens, 89mm, 20cm Focal Length, Clear and Frosted Subject_Zoology available in 110V/60Hz and 220V/50Hz

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