Taiwanese optical disc maker CMC Magnetics is showcasing a 50GB dual-layer BD-rewritable (BD-RE DL) and 100GB single-sided triple-layer BD-recordable (BD-R TL) Blu-ray disc at the 2013 Consumer Electronics Show. CMC plans to start offering the new discs this quarter. CMC hopes that the new oferings will help the company rise its revenues. Currently,BD discs account for nearly 20% of CMC's consolidated revenues and 30-40% of its net operating profits.