Place of Origin : Fuzhou,China

Changhui-EO can process and produce not only the pivotal inspecting and testing resolution plates for optical bench and collimator, but also the resolution plate which meets ZB N35003-89 and WT1005-62 standard plate, radial resolution plate, asterism resolution plate for image evaluation, Polo board for focal length testing, etc. The minimum line width and the micro-length resolution plate is also known as the Chart Plate, which is a geometry resolution standard plate by testing camera short