US$ 59.99
and 500mm focal lengths for comparative refraction experiments
Borosilicate 3
Trapezoidal acrylic prism with 89mm and 40mm parallel bases plus 47mm and 35mm angled faces
and workshop tasks
Borosilicate Glass Equilibrium Tube Apparatus, 4-Shape Electricity & Magnetism_Electromagnetism & Motors and 500mm focal lengths forBorosilicate glass equilibrium tube apparatus with four connected shapes straight, squiggly, bulbed, and narrow at 10 inches tall, demonstrating Pascal's principle of communicating vessels.
US$ 59.99
US$ 24.99
US$ 228.00
US$ 89.99
US$ 18.00
US$ 170.81