Meter Stick Optical Bench Kit with Double Concave and Convex Lenses

This Meter Stick Optical Bench Kit includes 1 hardwood meter stick indexed on one side, 2 meter stick supports, 1 lens holder (38mm diameter), 1 lens holder (75mm diameter), 1 point source, 1 candle holder, 1 index card screen holder, 1 glass 38mm double convex 15cm focal length lens, and 1 glass 75mm diameter double concave 20cm focal length lens. All metal components are plated. Optics are educational-grade optically true glass. User must provide paper or index card and a candle (2-2.5cm diameter, 5-10cm tall). A cost-effective solution for teaching geometrical optics in physics classrooms with accurate measurements and student-friendly setup.