Double Convex and Concave Glass Lens Pair, 40mm Diameter, 200mm Focal Length Activity Kits_AP Biology A functional glass model of

A functional glass model of the earliest form of steam turbine

selecting 1 to 6V AC across four sockets while the DC side runs continuously variable at up to 5A for circuits

mounting any 26cm tube to a laboratory stand for spectroscopy demonstrations from any orientation

and 26 SWG - sized as the matched replacement set for the PH0730 sonometer

Double Convex and Concave Glass Lens Pair, 40mm Diameter, 200mm Focal Length Activity Kits_AP Biology A functional glass model ofPairs a 40mm double convex lens with a matched 40mm double concave lens at 200mm focal length, the convex concave duo letting students compare converging and diverging refraction side by side.