Jumbo folding magnifiers are perfect for studying rocks, owl pellets and large objects. The 5X lens is mounted on a sturdy plastic self-supporting frame. The base has metric and English graduations.
Perfect magnifier for studying rocks, owl pellets and large objects. Jumbo 10-cm lens with 5X magnification is mounted on a sturdy plastic self-supporting frame—students can examine a specimen while keeping both hands free. The 13-cm square base with metric and English graduations molded into the plastic allows students to accurately measure the sample they are viewing.