Double Concave Glass Lens, 50mm Diameter, 100mm Focal Length, 8mm Thick Lab Equipment and Supplies_Metal Labware and symmetry

and symmetry

verifying conservation of momentum in two dimensions for mechanics-unit investigations

this density cube set — brass

supporting three-rope compound arrangements for advanced mechanical-advantage investigations

sized to drop straight into the student electrolyzer without rewiring for inert-electrode investigations of water decomposition

Double Concave Glass Lens, 50mm Diameter, 100mm Focal Length, 8mm Thick Lab Equipment and Supplies_Metal Labware and symmetryGlass double concave lens at 50mm diameter and 100mm focal length, an 8mm thick blank delivering the same diverging behavior at lower mass for ray box and small mount setups.