Double Convex Lens 200mm Focal Length 1 5 38mm Diameter Spherical Optically Worked Glass Lens Ground Edges Polished Great For Physics Classrooms Eisco Labs

biconvex lens

biconvex lens

Convex Lens

Convex Lens

Convex Lens

Convex Lens

Concave Lens

Concave Lens

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convex lens

Concave Lens

Concave Lens

Concave Lens

Concave Lens

Convex Lens

Convex Lens

Convex Lens

Convex Lens

Convex Lens

Convex Lens

concave lens

concave lens

Concave Lens

Concave Lens

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concave lens

biconvex lens

biconvex lens

biconvex lens

biconvex lens

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