Description

Manually-operated seismograph model that traces shock waves onto a pulled paper strip

this Melde's vibrating string apparatus pairs an oscillator-driven string with a mass tray that adjusts tension to determine wavelength

covering core dispersion and refraction shapes for ray-box optics work

glass blocks

1.8m Optical Bench Lab Supplies_Lab Burner Accessories Manually-operated seismograph model that tracesSteel U section 170cm track on foot supports, equipped with five riders, six convex concave lenses spanning 10 50cm focal lengths, color filters with Young's slits, mirrors, and screens.

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1.8m Optical Bench Lab Supplies_Lab Burner Accessories Manually-operated seismograph model that traces

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