Right-Angled Glass Refraction Prism, 80 x 115mm Item Type_Shot Glass and resonance through a 6V

and resonance through a 6V motor driving cams and spring actuators across four springs and two hanging masses on a 19-inch frame

supplying the standard durable instrument for routine student voltage measurements

Collapsible medium-size force table at 11

9-inch sun and eight movable planets

supplied with steel keepers and a cardboard storage box for sustained field strength between hands-on experiments

Right-Angled Glass Refraction Prism, 80 x 115mm Item Type_Shot Glass and resonance through a 6VLarger right angled glass refraction prism at 80 by 115mm, the wider 90 45 45 degree faces handling wider beams for total internal reflection and beam redirection demos.