US$ 17.00
polished with ground edges for image-formation experiments in introductory optics
5 mm in diameter
Six-piece 3-inch optical lens set combining three double-convex and three double-concave glass lenses at 200mm
tightened with an Allen wrench for constructing lattice frameworks on laboratory benches
Basic Inorganic and Organic Chemistry Molecular Model Set, 78-Piece Physics_Mechanics polished with ground edges forSeventy eight piece molecular model set with 45 atoms and 33 bonds for building basic organic and inorganic structures, packaged in a hard plastic case with standard size pieces.
US$ 17.00
US$ 17.00
US$ 17.00
US$ 17.00
US$ 17.00