Equilateral Optical Glass Prism, 75mm Length, 25mm Faces Plastic Labware_Plastic Sets and Apparatus Drilled 3/4-inch steel ball with

Drilled 3/4-inch steel ball with an approximately 2

this magnified animal cell model reveals organelle ultrastructure and cellular organization for advanced biology instruction

Multi-range AC/DC moving-coil ammeter spanning to 5A with a toggle for AC or DC mode and a double measuring scale

Copper replacement rod at 19-11/16 by 1/4 inch sized for thermal linear expansion apparatus

Equilateral Optical Glass Prism, 75mm Length, 25mm Faces Plastic Labware_Plastic Sets and Apparatus Drilled 3/4-inch steel ball withDesigned for class front optics demos, a 75mm long optical quality equilateral glass prism with 25mm faces splits white light cleanly for dispersion and refraction work.