Factory of Optical Elements is a stock company under the Institute of Optics & Electronics Chinese Academy of Sciences, located in the side of Muma Mountain, Southwest of Chengdu, adjacent to Chengdu Shuangliu International Airport. Over 8000 sq. meters factory are located in high technology Industry Park, Airport Development Area.Our company has gained ISO9001 quality certificate. Factory Of Optical Elements Ioe is a mainly engaged in developing, manufacturing and selling different kinds of optical products. Our main products: Jewels Magnifier, Jewels Microscope, Binocular, Polariscope, Dichroscope, Ruby filter, Jadeite filter, Refractometer, Spectrometer, Diamond tester, scale magnifier, Zoom Spotting Scope, Astronomical Telescope.