Extra Dense Flint Glass Prism, R=1.65 Prong_3 5-meter bench on leveling-screw feet

5-meter bench on leveling-screw feet

sized for quantitative stress-strain determination on wire specimens

Greatly enlarged inner ear model exposes bony and membranous labyrinth alongside a sectioned cochlea for vestibular and auditory anatomy teaching

Class-visible 12-inch demonstration meter with magnetically damped moving coil and Perspex front-and-back panels

sized for field measurements and outdoor physics investigations

Extra Dense Flint Glass Prism, R=1.65 Prong_3 5-meter bench on leveling-screw feetHeavy flint glass prism at refractive index 1. 65, the leaded body delivering pronounced spectral separation for comparing dispersion against crown and flint baselines.