![](https://edt.com/wp-content/uploads/2015/03/IYL_Logo_ColorVertOnWhite_withSPIElogo_300x300-300x100.gif)
2015/10/16: As we approach the close of the International Year of Light 2015, a global United Nations initiative sponsored by SPIE and four other founding sponsors, EDT already is making plans to exhibit at two SPIE events in early 2016…… Read more »