Optical Breadboard, Double Density, 4.8 mm Skin, 24 x 24 x 2.3 in., 1/4-20

The SGD-22-2 Scientific Grade Double Density Honeycomb Core Optical Breadboard has a 2 foot width, a 2 foot length, and is 2.3 inches thick with 1/4-20 holes on a 1 inch double density grid. The SG Series provides rock-solid stability and rigidity to support demanding research applications. It demonstrates an outstanding <±0.004 in. flatness over two square feet. The SG Breadboard provides a 3/16 in. ferromagnetic steel surface, enhanced damping, sealed holes, and a steel honeycomb core. This means the SG Series still out-performs other manufacturers’ top-of-the-line breadboards.