Lenses Acrylic Set of Six - 38 mm dia.

Set of six Acrylic lenses. Comprises one each of double convex, plano-convex, converging concave-convex, diverging concave-convex, double concave, plano-concave. 

With ground and polished faces and ground edges. One each of double convex, plano-convex, converging concave-convex, diverging concave-convex, double concave, plano-concave. Set of Six - 50 mm dia.