The 38mm Double Concave Lens is no longer being offered. Please reference the below recommended product for the 38mm Double Concave Lens.
Discontinued
Recommended Product
These crown glass lenses packed in lined storage box are perfect for optical benches or basic optics demonstrations. Each set includes double convex, plano-convex, concavo-convex, double concave, plano-concave, and convexo-concave lenses.