In order to ensure optimal efficiency and consistent product quality, RITEK, the world's leading manufacturer of optical media selects superior materials and applies world-class automated production management system towards manufacturing its unique discs. RITEK offer revolutionarily designed with better compatibility, stability, higher quality and durable preservation qualities. RITEK discs use an exclusive high quality phase material in the recording layer that ensures reliable recording and playback. With the high quality organic dye, RITEK disc provides best durability to store and protect important data for long life. Especially designed for Scientific, Research, High quality performance, and other professional use. For the Medical Institutions, RITEK has designed and certified a special Medical Line (MD Line) specifically according the requirements of this Medical application.