Sigmakoki Co., Ltd., together with its subsidiaries, provides optical equipment products in Japan. The company offers opto-mechanics/manual stages and holders, which include stages, holders, bases, rods, poles, clamps, and cage systems stages; and optics/coating products, including multi-element optics, mirrors, beam splitters, filters, lenses, prisms, polarizer elements, substrates, and windows. It also provides automotive application systems that comprise automatic positioning devices, optical measurement devices, and software for positioning and measurement; and laser system products, including optical modules, lens units, laser processing systems, laser application system products, etc. In addition, the company offers bio-medical related products, such as micromanipulation systems, automatic stage systems for microscope, core units for microscopy, bio and medical devices; and optical application system products consisting optical fiber alignment systems, optical systems for observation, and contracted and custom-made products. Sigmakoki Co., Ltd. was incorporated in 1977 and is headquartered in Hidaka, Japan.