isMedia Co Ltd , from whom Core Optics did purchased their product line last year , promotional video about isMedia and what they do . Of coarse it is now going to officially part of the Coretec Group , CRTG , who merged with Core Optics . Looking for the close of that deal . Matt Kappers said in the call thursday that they now just had to do some due diligence with the SEC to finalize and close on that merger agreement.