July 2012. 23.12.2020 Improvement of technology of simultaneous growth of sapphire tapes in length 500, width 70, thickness of 2.2 mm is completed.
November 2015 23.12.2020 Welcome to visit our booth at the Optics-Expo 2015, November 25-26, 2015, Moscow, VDNH, pavilion 75
May 2014. 23.12.2020 The company took part in the international exhibition OPTATEC 2014, May 20-22, 2014, Frankfurt, Germany.
