StayMax Physical Optical Experiment Set Concave/Convex Lens

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)

Eisco Labs Equilateral Acrylic Prisms With 1 inch Sides, Set of 3 Prisms - 1 Inch, 2 Inch, and 4 Inch Lengths

Optical Glass Triangular Prism, 2 Pack 1.97 Inch Crystal Rainbow Maker for Photography Science Experiments Physics Teaching Light Spectrum

American Educational 6 Piece Glass Lens Set

CynKen 1Pcs Optical Glass RGB Dispersion Prism X-CUBE for Physics Teach Decoration Art

Mirrors Darice Craft Mini Square, 3 inches, 5 Pieces

Laser Classroom Tech Light Lab Optic Science Experiment Kit

Eisco Labs 3.5" Semi Circular Prism Glass Block (90mm x 16mm)

SAMLITE- LED Tactical Flashlight With 5 Options, Bright LED Light, Red Pointer, UV Blacklight, Green Light and Magnetic Bottom - Water Resistant - (3 AAA Batteries Included)