A wooden holder with a V-shaped slot for supporting lenses or mirrors up to 76mm in diameter. The holder consists of an upright 100mm high, mounted on a 100 x 50mm rectangular base. An index mark is engraved on each end of the base for easy distance measurements. * Holds convex or concave lenses * Dimensions:100 x 100 x 50mm * Eisco type PH055A https://elecena.pl/product/27243975/eisco-ph0550a-wooden-lens-holder-100-x-100-x-50mm 2024-11-12 https://elecena.pl/product/27243975/eisco-ph0550a-wooden-lens-holder-100-x-100-x-50mm 2025-04-07 https://elecena.pl/product/27243975/eisco-ph0550a-wooden-lens-holder-100-x-100-x-50mm 2025-05-25 https://elecena.pl/product/27243975/eisco-ph0550a-wooden-lens-holder-100-x-100-x-50mm 2025-08-11 https://elecena.pl/product/27243975/eisco-ph0550a-wooden-lens-holder-100-x-100-x-50mm 2026-05-07