The first optical transmission has been demonstrated to pass at the speed of 1.15Tbps over 10,000 kilometers, thanks to NEC Corporation for their successful experiment. Optical superchannel technology has been used here in this experiment. NEC is a pioneer company in the field of optics for such a long time. This work was conducted by NEC Laboratories America, NEC's research group in Princeton, New Jersey, USA. The officials expressed their encomiums on the success to set a new record for optical transmission.