Description

this 75mm metal-framed apparatus demonstrates thin-film interference and the wave nature of light

hand-painted detail for blood-flow teaching

Fifteen-inch enlarged spermatozoon model exposes the head

Designed for liquid-fill Snell's-law work at smaller scale

holding volume constant across specimens for isolated density comparisons

Sonometer Pickup Material_PVC this 75mm metal-framed apparatus demonstratesElectromagnetic pickup that converts sonometer string vibration directly into an electrical signal, allowing waveforms to be plotted on an oscilloscope or fed into a frequency analyzer.

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Sonometer Pickup Material_PVC this 75mm metal-framed apparatus demonstrates

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