Eisco Labs Concave Mirror - Glass, dia 50mm, Focal length 100mm
EISCO PH0554SET Eisco Labs Equilateral Acrylic Prisms (1"/25mm Sides), Set of 3 Prisms - 1" (25mm), 2" (50mm), 4" (100mm) Lengths
Eisco Labs Concave Mirror - Glass, dia 50mm, Focal length 150mm
Amlong Crystal 2.5" Optical Glass Triangular Prism for Teaching Light Spectrum Physics and Photo Photography Prism, 60mm
Amlong Crystal 6" Optical Glass Triangular Prism for Teaching Light Spectrum Physics and Photo Photography Prism, 150mm
Concave/Convex Mirror
Glass Lenses Set of Six in Wooden Case - 50 mm dia., 3 Double Convex (20, 30, 50cm FL) and 3 Double Concave (20, 30, 50cm FL) - Eisco Labs
Rainbow Symphony Color Paddles Set with Diffraction Gratings
Eisco Labs Demonstration Electroscope
Eisco Labs 6 Piece Premium Optical Glass Lens Set, 50mm Diameter - 3 Double Convex (20, 30, 50cm FL) and 3 Double Concave (20, 30, 50cm FL)