Zecotek Announces Superior Test Results for LFS-8 Crystals Singapore, October 31, 2011 - Zecotek Photonics Inc. (TSX-V: ZMS; Frankfurt: W1I), a developer of leading-edge photonics technologies for medical, industrial and scientific markets, today announced the successful testing of its newest version of Lutetium Fine Silicate (LFS) scintillation crystals by the University of Washington and by […]