Marker & Object, 1 Each

The Marker & Object by United Scientific is a marker and object piece used on the bench as the object whose image is formed and as a position reference. Designed for the United Scientific Meter Stick Optical Bench and stated to fit any standard meter stick, it lets physics teachers build a custom bench or replace lost and damaged parts. Sold 1 each, it is used in high school and introductory physics classes for lens and image-formation experiments.