Posted by Margaret Zhang on November 15, 2003 at 08:26:01:
As a professional manufacture and servicer in optical components in China, Chengdu SWOC offer a broad range of standard and custom optical, crystals components and optical instrument on ISO9001:2000. Products include single, doublets (achromat), cylindrical, aspherical lens, penta, dove, porro, right angle, roof (amici) prism, corner cubes, windows, wedge plate, beamsplitter, polarization, waveplates, filter and coating.