Rectangular Block - Glass, Made from imported optical glass with optically worked surfaces, All angles accurately worked with edges slightly bevelled and glass free from bubbles, Size 75 x 50 x 18 mm
Metal Blocks, For Density Determinations, Set Of Twelve In Assorted Sizes, Shapes And Masses. The Set Comprises Two Each Of Brass, Iron, Aluminium, Copper, Zinc And Lead. Masses Vary From 12 - 25 G
Ripple Tank, Overhead, Dimensions: 15.5inx12inx4in, 6V DC power source and an overhead projector are required, demonstrates the generation, propagation, reflection, interference and diffraction of waves