These lens sets contain one double convex lens, one plano-convex lens, one concavo-convex lens, one double concave lens, one plano-concave lens, and one convexo-concave lens. The sets are available with 38mm diameter lenses or 50mm diameter lenses. Use them to study optics and focal lengths.
Our products are not toys. Use in a laboratory or educational setting only. Not for children 13 and under.
California Proposition 65 Warning: This product may contain chemicals known to the State of California to cause cancer and birth defects or other reproductive harm.