Description

and stirrer

this acrylic 12

this electromagnet on a 4mm-terminal base slots inline with other modules for circuit-driven magnetism work

while variable focus produces five parallel beams that a shutter masks selectively

Newton's Color Disc on Wooden Base, 13" Lab Equipment and Supplies_Lab Supplies and stirrerWooden base Newton's color disc at 13 inches tall, the hand driven mechanism spinning seven color segments fast enough to merge into apparent white through persistence of vision.

Exchange/Return Notes

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Newton's Color Disc on Wooden Base, 13" Lab Equipment and Supplies_Lab Supplies and stirrer

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